feat(i18n): 实现应用国际化支持，添加中英文翻译

- 为所有UI组件添加国际化支持，替换硬编码文本 - 新增useI18n钩子函数统一管理翻译 - 完善中英文翻译资源，覆盖统计、用药、通知设置等模块 - 优化Tab布局使用翻译键值替代静态文本 - 更新药品管理、个人资料编辑等页面的多语言支持
2025-11-13 11:09:55 +08:00
parent 416d144387
commit 2dca3253e6
21 changed files with 1669 additions and 366 deletions
--- a/components/BasalMetabolismCard.tsx
+++ b/components/BasalMetabolismCard.tsx
@@ -6,6 +6,7 @@ import dayjs from 'dayjs';
 import { Image } from 'expo-image';
 import { router } from 'expo-router';
 import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import { StyleSheet, Text, TouchableOpacity, View } from 'react-native';

 interface BasalMetabolismCardProps {
@@ -14,6 +15,7 @@ interface BasalMetabolismCardProps {
 }

 export function BasalMetabolismCard({ selectedDate, style }: BasalMetabolismCardProps) {
+  const { t } = useTranslation();
  const [basalMetabolism, setBasalMetabolism] = useState<number | null>(null);
  const [loading, setLoading] = useState(false);

@@ -90,7 +92,7 @@ export function BasalMetabolismCard({ selectedDate, style }: BasalMetabolismCard

        return result;
      } catch (error) {
-        console.error('BasalMetabolismCard: 获取基础代谢数据失败:', error);
+        console.error('BasalMetabolismCard: Failed to get basal metabolism data:', error);
        return null;
      } finally {
        // 清理请求记录
@@ -134,20 +136,20 @@ export function BasalMetabolismCard({ selectedDate, style }: BasalMetabolismCard
  // 使用 useMemo 优化状态描述计算
  const status = useMemo(() => {
    if (basalMetabolism === null || basalMetabolism === 0) {
-      return { text: '未知', color: '#9AA3AE' };
+      return { text: t('statistics.components.metabolism.status.unknown'), color: '#9AA3AE' };
    }

    // 基于常见的基础代谢范围来判断状态
    if (basalMetabolism >= 1800) {
-      return { text: '高代谢', color: '#10B981' };
+      return { text: t('statistics.components.metabolism.status.high'), color: '#10B981' };
    } else if (basalMetabolism >= 1400) {
-      return { text: '正常', color: '#3B82F6' };
+      return { text: t('statistics.components.metabolism.status.normal'), color: '#3B82F6' };
    } else if (basalMetabolism >= 1000) {
-      return { text: '偏低', color: '#F59E0B' };
+      return { text: t('statistics.components.metabolism.status.low'), color: '#F59E0B' };
    } else {
-      return { text: '较低', color: '#EF4444' };
+      return { text: t('statistics.components.metabolism.status.veryLow'), color: '#EF4444' };
    }
-  }, [basalMetabolism]);
+  }, [basalMetabolism, t]);

  return (
    <>
@@ -163,7 +165,7 @@ export function BasalMetabolismCard({ selectedDate, style }: BasalMetabolismCard
              source={require('@/assets/images/icons/icon-fire.png')}
              style={styles.titleIcon}
            />
-            <Text style={styles.title}>基础代谢</Text>
+            <Text style={styles.title}>{t('statistics.components.metabolism.title')}</Text>
          </View>
          <View style={[styles.statusBadge, { backgroundColor: status.color + '20' }]}>
            <Text style={[styles.statusText, { color: status.color }]}>{status.text}</Text>
@@ -173,9 +175,9 @@ export function BasalMetabolismCard({ selectedDate, style }: BasalMetabolismCard
        {/* 数值显示区域 */}
        <View style={styles.valueSection}>
          <Text style={styles.value}>
-            {loading ? '加载中...' : (basalMetabolism != null && basalMetabolism > 0 ? Math.round(basalMetabolism).toString() : '--')}
+            {loading ? t('statistics.components.metabolism.loading') : (basalMetabolism != null && basalMetabolism > 0 ? Math.round(basalMetabolism).toString() : '--')}
          </Text>
-          <Text style={styles.unit}>千卡/日</Text>
+          <Text style={styles.unit}>{t('statistics.components.metabolism.unit')}</Text>
        </View>
      </TouchableOpacity>
    </>
--- a/components/MoodCard.tsx
+++ b/components/MoodCard.tsx
@@ -2,6 +2,7 @@ import { MoodCheckin, getMoodConfig } from '@/services/moodCheckins';
 import dayjs from 'dayjs';
 import LottieView from 'lottie-react-native';
 import React, { useEffect, useRef } from 'react';
+import { useTranslation } from 'react-i18next';
 import { Image, StyleSheet, Text, TouchableOpacity, View } from 'react-native';

 interface MoodCardProps {
@@ -11,6 +12,7 @@ interface MoodCardProps {
 }

 export function MoodCard({ moodCheckin, onPress }: MoodCardProps) {
+  const { t } = useTranslation();
  const moodConfig = moodCheckin ? getMoodConfig(moodCheckin.moodType) : null;
  const animationRef = useRef<LottieView>(null);

@@ -28,7 +30,7 @@ export function MoodCard({ moodCheckin, onPress }: MoodCardProps) {
            source={require('@/assets/images/icons/icon-mood.png')}
            style={styles.titleIcon}
          />
-          <Text style={styles.cardTitle}>心情</Text>
+          <Text style={styles.cardTitle}>{t('statistics.components.mood.title')}</Text>
        </View>
        <LottieView
          ref={animationRef}
@@ -48,7 +50,7 @@ export function MoodCard({ moodCheckin, onPress }: MoodCardProps) {
          </Text>
        </View>
      ) : (
-        <Text style={styles.moodEmptyText}>点击记录心情</Text>
+        <Text style={styles.moodEmptyText}>{t('statistics.components.mood.empty')}</Text>
      )}
    </TouchableOpacity>
  );
--- a/components/NutritionRadarCard.tsx
+++ b/components/NutritionRadarCard.tsx
@@ -9,6 +9,7 @@ import { calculateRemainingCalories } from '@/utils/nutrition';
 import dayjs from 'dayjs';
 import { router } from 'expo-router';
 import React, { useEffect, useMemo, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import { Animated, Image, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
 import Svg, { Circle } from 'react-native-svg';

@@ -25,10 +26,12 @@ export type NutritionRadarCardProps = {
 // 简化的圆环进度组件
 const SimpleRingProgress = ({
  remainingCalories,
-  totalAvailable
+  totalAvailable,
+  t
 }: {
  remainingCalories: number;
  totalAvailable: number;
+  t: any;
 }) => {
  const animatedProgress = useRef(new Animated.Value(0)).current;
  const radius = 32;
@@ -82,7 +85,7 @@ const SimpleRingProgress = ({
        <Text style={{ fontSize: 12, fontWeight: '600', color: '#192126' }}>
          {Math.round(remainingCalories)}
        </Text>
-        <Text style={{ fontSize: 8, color: '#9AA3AE' }}>还能吃</Text>
+        <Text style={{ fontSize: 8, color: '#9AA3AE' }}>{t('statistics.components.diet.remaining')}</Text>
      </View>
    </View>
  );
@@ -93,6 +96,7 @@ export function NutritionRadarCard({
  style,
  resetToken,
 }: NutritionRadarCardProps) {
+  const { t } = useTranslation();
  const [currentMealType] = useState<'breakfast' | 'lunch' | 'dinner' | 'snack'>('breakfast');
  const [loading, setLoading] = useState(false);

@@ -122,7 +126,7 @@ export function NutritionRadarCard({
          dispatch(fetchDailyBasalMetabolism(targetDate)).unwrap(),
        ]);
      } catch (error) {
-        console.error('NutritionRadarCard: 获取营养卡片数据失败:', error);
+        console.error('NutritionRadarCard: Failed to get nutrition card data:', error);
      } finally {
        setLoading(false);
      }
@@ -133,14 +137,14 @@ export function NutritionRadarCard({

  const nutritionStats = useMemo(() => {
    return [
-      { label: '热量', value: nutritionSummary ? `${Math.round(nutritionSummary.totalCalories)} 千卡` : '0 千卡', color: '#FF6B6B' },
-      { label: '蛋白质', value: nutritionSummary ? `${nutritionSummary.totalProtein.toFixed(1)} g` : '0.0 g', color: '#4ECDC4' },
-      { label: '碳水', value: nutritionSummary ? `${nutritionSummary.totalCarbohydrate.toFixed(1)} g` : '0.0 g', color: '#45B7D1' },
-      { label: '脂肪', value: nutritionSummary ? `${nutritionSummary.totalFat.toFixed(1)} g` : '0.0 g', color: '#FFA07A' },
-      { label: '纤维', value: nutritionSummary ? `${nutritionSummary.totalFiber.toFixed(1)} g` : '0.0 g', color: '#98D8C8' },
-      { label: '钠', value: nutritionSummary ? `${Math.round(nutritionSummary.totalSodium)} mg` : '0 mg', color: '#F7DC6F' },
+      { label: t('statistics.components.diet.calories'), value: nutritionSummary ? `${Math.round(nutritionSummary.totalCalories)} ${t('statistics.components.diet.kcal')}` : `0 ${t('statistics.components.diet.kcal')}`, color: '#FF6B6B' },
+      { label: t('statistics.components.diet.protein'), value: nutritionSummary ? `${nutritionSummary.totalProtein.toFixed(1)} g` : '0.0 g', color: '#4ECDC4' },
+      { label: t('statistics.components.diet.carb'), value: nutritionSummary ? `${nutritionSummary.totalCarbohydrate.toFixed(1)} g` : '0.0 g', color: '#45B7D1' },
+      { label: t('statistics.components.diet.fat'), value: nutritionSummary ? `${nutritionSummary.totalFat.toFixed(1)} g` : '0.0 g', color: '#FFA07A' },
+      { label: t('statistics.components.diet.fiber'), value: nutritionSummary ? `${nutritionSummary.totalFiber.toFixed(1)} g` : '0.0 g', color: '#98D8C8' },
+      { label: t('statistics.components.diet.sodium'), value: nutritionSummary ? `${Math.round(nutritionSummary.totalSodium)} mg` : '0 mg', color: '#F7DC6F' },
    ];
-  }, [nutritionSummary]);
+  }, [nutritionSummary, t]);

  // 计算还能吃的卡路里
  const consumedCalories = nutritionSummary?.totalCalories || 0;
@@ -168,10 +172,10 @@ export function NutritionRadarCard({
            source={require('@/assets/images/icons/icon-healthy-diet.png')}
            style={styles.titleIcon}
          />
-          <Text style={styles.cardTitle}>饮食分析</Text>
+          <Text style={styles.cardTitle}>{t('statistics.components.diet.title')}</Text>
        </View>
        <Text style={styles.cardSubtitle}>
-          {loading ? '加载中...' : `更新: ${dayjs(nutritionSummary?.updatedAt).format('MM-DD HH:mm')}`}
+          {loading ? t('statistics.components.diet.loading') : t('statistics.components.diet.updated', { time: dayjs(nutritionSummary?.updatedAt).format('MM-DD HH:mm') })}
        </Text>
      </View>

@@ -180,6 +184,7 @@ export function NutritionRadarCard({
          <SimpleRingProgress
            remainingCalories={(loading || activeCaloriesLoading) ? 0 : remainingCalories}
            totalAvailable={(loading || activeCaloriesLoading) ? 0 : effectiveBasalMetabolism + effectiveActiveCalories}
+            t={t}
          />
        </View>

@@ -199,7 +204,7 @@ export function NutritionRadarCard({
      <View style={styles.calorieSection}>
        <View style={styles.calorieContent}>
          <View style={styles.calculationRow}>
-            <Text style={styles.calorieSubtitle}>还能吃</Text>
+            <Text style={styles.calorieSubtitle}>{t('statistics.components.diet.remaining')}</Text>
            <View style={styles.remainingCaloriesContainer}>
              <AnimatedNumber
                value={(loading || activeCaloriesLoading) ? 0 : remainingCalories}
@@ -207,11 +212,11 @@ export function NutritionRadarCard({
                style={styles.mainValue}
                format={(v) => (loading || activeCaloriesLoading) ? '--' : Math.round(v).toString()}
              />
-              <Text style={styles.calorieUnit}>千卡</Text>
+              <Text style={styles.calorieUnit}>{t('statistics.components.diet.kcal')}</Text>
            </View>
            <Text style={styles.calculationText}> = </Text>
            <View style={styles.calculationItem}>
-              <Text style={styles.calculationLabel}>基代</Text>
+              <Text style={styles.calculationLabel}>{t('statistics.components.diet.basal')}</Text>
            </View>
            <AnimatedNumber
              value={loading ? 0 : effectiveBasalMetabolism}
@@ -221,7 +226,7 @@ export function NutritionRadarCard({
            />
            <Text style={styles.calculationText}> + </Text>
            <View style={styles.calculationItem}>
-              <Text style={styles.calculationLabel}>运动</Text>
+              <Text style={styles.calculationLabel}>{t('statistics.components.diet.exercise')}</Text>
            </View>
            <AnimatedNumber
              value={activeCaloriesLoading ? 0 : effectiveActiveCalories}
@@ -231,7 +236,7 @@ export function NutritionRadarCard({
            />
            <Text style={styles.calculationText}> - </Text>
            <View style={styles.calculationItem}>
-              <Text style={styles.calculationLabel}>饮食</Text>
+              <Text style={styles.calculationLabel}>{t('statistics.components.diet.diet')}</Text>
            </View>
            <AnimatedNumber
              value={loading ? 0 : consumedCalories}
@@ -260,7 +265,7 @@ export function NutritionRadarCard({
              style={styles.foodOptionImage}
            />
          </View>
-          <Text style={styles.foodOptionText}>AI识别</Text>
+          <Text style={styles.foodOptionText}>{t('statistics.components.diet.aiRecognition')}</Text>
        </TouchableOpacity>

        <TouchableOpacity
@@ -277,7 +282,7 @@ export function NutritionRadarCard({
              style={styles.foodOptionImage}
            />
          </View>
-          <Text style={styles.foodOptionText}>食物库</Text>
+          <Text style={styles.foodOptionText}>{t('statistics.components.diet.foodLibrary')}</Text>
        </TouchableOpacity>

        <TouchableOpacity
@@ -294,7 +299,7 @@ export function NutritionRadarCard({
              style={styles.foodOptionImage}
            />
          </View>
-          <Text style={styles.foodOptionText}>一句话记录</Text>
+          <Text style={styles.foodOptionText}>{t('statistics.components.diet.voiceRecord')}</Text>
        </TouchableOpacity>

        <TouchableOpacity
@@ -311,7 +316,7 @@ export function NutritionRadarCard({
              style={styles.foodOptionImage}
            />
          </View>
-          <Text style={styles.foodOptionText}>成分表分析</Text>
+          <Text style={styles.foodOptionText}>{t('statistics.components.diet.nutritionLabel')}</Text>
        </TouchableOpacity>
      </View>

--- a/components/StepsCard.tsx
+++ b/components/StepsCard.tsx
@@ -14,6 +14,7 @@ import { logger } from '@/utils/logger';
 import dayjs from 'dayjs';
 import { Image } from 'expo-image';
 import { useRouter } from 'expo-router';
+import { useTranslation } from 'react-i18next';
 import { AnimatedNumber } from './AnimatedNumber';
 // 使用原生View来替代SVG，避免导入问题
 // import Svg, { Rect } from 'react-native-svg';
@@ -28,6 +29,7 @@ const StepsCard: React.FC<StepsCardProps> = ({
  curDate,
  style,
 }) => {
+  const { t } = useTranslation();
  const router = useRouter();

  const [stepCount, setStepCount] = useState(0)
@@ -36,7 +38,7 @@ const StepsCard: React.FC<StepsCardProps> = ({

  const getStepData = useCallback(async (date: Date) => {
    try {
-      logger.info('获取步数数据...');
+      logger.info('Getting step data...');

      // 先获取步数，立即更新UI
      const [steps, hourly] = await Promise.all([
@@ -47,7 +49,7 @@ const StepsCard: React.FC<StepsCardProps> = ({
      setHourSteps(hourly);

    } catch (error) {
-      logger.error('获取步数数据失败:', error);
+      logger.error('Failed to get step data:', error);
    }
  }, []);

@@ -122,7 +124,7 @@ const StepsCard: React.FC<StepsCardProps> = ({
          source={require('@/assets/images/icons/icon-step.png')}
          style={styles.titleIcon}
        />
-        <Text style={styles.title}>步数</Text>
+        <Text style={styles.title}>{t('statistics.components.steps.title')}</Text>
      </View>

      {/* 柱状图 */}
@@ -190,7 +192,7 @@ const StepsCard: React.FC<StepsCardProps> = ({
        <AnimatedNumber
          value={stepCount || 0}
          style={styles.stepCount}
-          format={(v) => stepCount !== null ? `${Math.round(v)}` : '——'}
+          format={(v) => stepCount !== null ? `${Math.round(v)}` : '--'}
          resetToken={stepCount}
        />
      </View>
--- a/components/StressMeter.tsx
+++ b/components/StressMeter.tsx
@@ -2,6 +2,7 @@ import { fetchHRVWithStatus } from '@/utils/health';
 import { Image } from 'expo-image';
 import { LinearGradient } from 'expo-linear-gradient';
 import React, { useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import { StyleSheet, Text, TouchableOpacity, View } from 'react-native';
 import { StressAnalysisModal } from './StressAnalysisModal';

@@ -10,6 +11,7 @@ interface StressMeterProps {
 }

 export function StressMeter({ curDate }: StressMeterProps) {
+  const { t } = useTranslation();

  // 将HRV值转换为压力指数（0-100）
  // HRV值范围：30-110ms，映射到压力指数100-0
@@ -34,23 +36,23 @@ export function StressMeter({ curDate }: StressMeterProps) {

  const getHrvData = async () => {
    try {
-      console.log('StressMeter: 开始获取HRV数据...', curDate);
+      console.log('StressMeter: Starting to get HRV data...', curDate);

      // 使用智能HRV数据获取功能
      const result = await fetchHRVWithStatus(curDate);

-      console.log('StressMeter: HRV数据获取结果:', result);
+      console.log('StressMeter: HRV data fetch result:', result);

      if (result.hrvData) {
        setHrvValue(Math.round(result.hrvData.value));
-        console.log(`StressMeter: 使用${result.message}，HRV值: ${result.hrvData.value}ms`);
+        console.log(`StressMeter: Using ${result.message}, HRV value: ${result.hrvData.value}ms`);
      } else {
-        console.log('StressMeter: 未获取到HRV数据');
+        console.log('StressMeter: No HRV data obtained');
        // 可以设置一个默认值或者显示无数据状态
        setHrvValue(0);
      }
    } catch (error) {
-      console.error('StressMeter: 获取HRV数据失败:', error);
+      console.error('StressMeter: Failed to get HRV data:', error);
      setHrvValue(0);
    }
  }
@@ -84,7 +86,7 @@ export function StressMeter({ curDate }: StressMeterProps) {
              source={require('@/assets/images/icons/icon-pressure.png')}
              style={styles.titleIcon}
            />
-            <Text style={styles.title}>压力</Text>
+            <Text style={styles.title}>{t('statistics.components.stress.title')}</Text>
          </View>
          {/* {updateTime && (
            <Text style={styles.headerUpdateTime}>{formatUpdateTime(updateTime)}</Text>
@@ -94,7 +96,7 @@ export function StressMeter({ curDate }: StressMeterProps) {
        {/* 数值显示区域 */}
        <View style={styles.valueSection}>
          <Text style={styles.value}>{hrvValue || '--'}</Text>
-          <Text>ms</Text>
+          <Text>{t('statistics.components.stress.unit')}</Text>
        </View>

        {/* 进度条区域 */}
--- a/components/WaterIntakeCard.tsx
+++ b/components/WaterIntakeCard.tsx
@@ -7,6 +7,7 @@ import { Image } from 'expo-image';
 import { useRouter } from 'expo-router';
 import LottieView from 'lottie-react-native';
 import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import {
  Animated,
  StyleSheet,
@@ -26,6 +27,7 @@ const WaterIntakeCard: React.FC<WaterIntakeCardProps> = ({
  style,
  selectedDate
 }) => {
+  const { t } = useTranslation();
  const router = useRouter();
  const { waterStats, dailyWaterGoal, waterRecords, addWaterRecord, getWaterRecordsByDate } = useWaterDataByDate(selectedDate);
  const [quickWaterAmount, setQuickWaterAmount] = useState(150); // 默认值，将从用户偏好中加载
@@ -89,7 +91,7 @@ const WaterIntakeCard: React.FC<WaterIntakeCardProps> = ({
          const targetDate = selectedDate || dayjs().format('YYYY-MM-DD');
          await getWaterRecordsByDate(targetDate);
        } catch (error) {
-          console.error('页面聚焦时加载数据失败:', error);
+          console.error('Failed to load data on focus:', error);
        }
      };

@@ -185,11 +187,11 @@ const WaterIntakeCard: React.FC<WaterIntakeCardProps> = ({
            source={require('@/assets/images/icons/IconGlass.png')}
            style={styles.titleIcon}
          />
-          <Text style={styles.title}>喝水</Text>
+          <Text style={styles.title}>{t('statistics.components.water.title')}</Text>
        </View>
        {isToday && (
          <TouchableOpacity style={styles.addButton} onPress={handleQuickAddWater}>
-            <Text style={styles.addButtonText}>+ {quickWaterAmount}ml</Text>
+            <Text style={styles.addButtonText}>{t('statistics.components.water.addButton', { amount: quickWaterAmount })}</Text>
          </TouchableOpacity>
        )}
      </View>
@@ -254,14 +256,14 @@ const WaterIntakeCard: React.FC<WaterIntakeCardProps> = ({
          <AnimatedNumber
            value={currentIntake}
            style={styles.currentIntake}
-            format={(value) => `${Math.round(value)}ml`}
+            format={(value) => `${Math.round(value)}${t('statistics.components.water.unit')}`}
            resetToken={selectedDate}
          />
        ) : (
-          <Text style={styles.currentIntake}>——</Text>
+          <Text style={styles.currentIntake}>--</Text>
        )}
        <Text style={styles.targetIntake}>
-          / {targetIntake}ml
+          / {targetIntake}{t('statistics.components.water.unit')}
        </Text>
      </View>

--- a/components/WorkoutSummaryCard.tsx
+++ b/components/WorkoutSummaryCard.tsx
@@ -3,6 +3,7 @@ import dayjs from 'dayjs';
 import { Image } from 'expo-image';
 import { useRouter } from 'expo-router';
 import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import { ActivityIndicator, StyleSheet, Text, TouchableOpacity, View, ViewStyle } from 'react-native';

 import { AnimatedNumber } from '@/components/AnimatedNumber';
@@ -40,6 +41,7 @@ const DEFAULT_SUMMARY: WorkoutSummary = {


 export const WorkoutSummaryCard: React.FC<WorkoutSummaryCardProps> = ({ date, style }) => {
+  const { t } = useTranslation();
  const router = useRouter();
  const [summary, setSummary] = useState<WorkoutSummary>(DEFAULT_SUMMARY);
  const [isLoading, setIsLoading] = useState(false);
@@ -145,13 +147,13 @@ export const WorkoutSummaryCard: React.FC<WorkoutSummaryCardProps> = ({ date, st

    const label = lastWorkout
      ? getWorkoutTypeDisplayName(lastWorkout.workoutActivityType)
-      : '尚无锻炼数据';
+      : t('statistics.components.workout.noData');

    const time = lastWorkout
-      ? `${dayjs(lastWorkout.endDate || lastWorkout.startDate).format('HH:mm')} 更新`
-      : '等待同步';
+      ? `${dayjs(lastWorkout.endDate || lastWorkout.startDate).format('HH:mm')} ${t('statistics.components.workout.updated')}`
+      : t('statistics.components.workout.syncing');

-    let source = '来源：等待同步';
+    let source = t('statistics.components.workout.sourceWaiting');
    if (hasWorkouts) {
      const sourceNames = summary.workouts
        .map((workout) => workout.source?.name?.trim() || workout.source?.bundleIdentifier?.trim())
@@ -160,9 +162,11 @@ export const WorkoutSummaryCard: React.FC<WorkoutSummaryCardProps> = ({ date, st
      if (sourceNames.length) {
        const uniqueNames = Array.from(new Set(sourceNames));
        const displayNames = uniqueNames.slice(0, 2).join('、');
-        source = uniqueNames.length > 2 ? `来源：${displayNames} 等` : `来源：${displayNames}`;
+        source = uniqueNames.length > 2 
+          ? t('statistics.components.workout.sourceFormatMultiple', { source: displayNames })
+          : t('statistics.components.workout.sourceFormat', { source: displayNames });
      } else {
-        source = '来源：未知';
+        source = t('statistics.components.workout.sourceUnknown');
      }
    }

@@ -184,7 +188,7 @@ export const WorkoutSummaryCard: React.FC<WorkoutSummaryCardProps> = ({ date, st
      source,
      badges: uniqueBadges,
    };
-  }, [summary]);
+  }, [summary, t]);

  return (
    <TouchableOpacity
@@ -195,18 +199,18 @@ export const WorkoutSummaryCard: React.FC<WorkoutSummaryCardProps> = ({ date, st
      <View style={styles.headerRow}>
        <View style={styles.titleRow}>
          <Image source={require('@/assets/images/icons/icon-fitness.png')} style={styles.titleIcon} />
-          <Text style={styles.titleText}>近期锻炼</Text>
+          <Text style={styles.titleText}>{t('statistics.components.workout.title')}</Text>
        </View>
      </View>

      <View style={styles.metricsRow}>
        <View style={styles.metricItem}>
          <AnimatedNumber value={summary.totalMinutes} resetToken={resetToken} style={styles.metricValue} />
-          <Text style={styles.metricLabel}>分钟</Text>
+          <Text style={styles.metricLabel}>{t('statistics.components.workout.minutes')}</Text>
        </View>
        <View style={styles.metricItem}>
          <AnimatedNumber value={summary.totalCalories} resetToken={resetToken} style={styles.metricValue} />
-          <Text style={styles.metricLabel}>千卡</Text>
+          <Text style={styles.metricLabel}>{t('statistics.components.workout.kcal')}</Text>
        </View>
      </View>

--- a/components/medication/MedicationCard.tsx
+++ b/components/medication/MedicationCard.tsx
@@ -1,5 +1,6 @@
 import { ThemedText } from '@/components/ThemedText';
 import { useAppDispatch } from '@/hooks/redux';
+import { useI18n } from '@/hooks/useI18n';
 import { takeMedicationAction } from '@/store/medicationsSlice';
 import type { MedicationDisplayItem } from '@/types/medication';
 import { Ionicons } from '@expo/vector-icons';
@@ -19,6 +20,7 @@ export type MedicationCardProps = {

 export function MedicationCard({ medication, colors, selectedDate, onOpenDetails, onCelebrate }: MedicationCardProps) {
  const dispatch = useAppDispatch();
+  const { t } = useI18n();
  const [isSubmitting, setIsSubmitting] = useState(false);
  const [imageError, setImageError] = useState(false);
  
@@ -43,11 +45,11 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
    if (timeDiffMinutes > 60) {
      // 显示二次确认弹窗
      Alert.alert(
-        '尚未到服药时间',
-        `该用药计划在 ${medication.scheduledTime}，现在还早于1小时以上。\n\n是否确认已服用此药物？`,
+        t('medications.card.earlyTakeAlert.title'),
+        t('medications.card.earlyTakeAlert.message', { time: medication.scheduledTime }),
        [
          {
-            text: '取消',
+            text: t('medications.card.earlyTakeAlert.cancel'),
            style: 'cancel',
            onPress: () => {
              // 用户取消，不执行任何操作
@@ -55,7 +57,7 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
            },
          },
          {
-            text: '确认已服用',
+            text: t('medications.card.earlyTakeAlert.confirm'),
            style: 'default',
            onPress: () => {
              // 用户确认，执行服药逻辑
@@ -89,9 +91,9 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
    } catch (error) {
      console.error('[MEDICATION_CARD] 服药操作失败', error);
      Alert.alert(
-        '操作失败',
-        error instanceof Error ? error.message : '记录服药时发生错误，请稍后重试',
-        [{ text: '确定' }]
+        t('medications.card.takeError.title'),
+        error instanceof Error ? error.message : t('medications.card.takeError.message'),
+        [{ text: t('medications.card.takeError.confirm') }]
      );
    } finally {
      setIsSubmitting(false);
@@ -102,7 +104,7 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
    if (medication.status === 'missed') {
      return (
        <View style={[styles.statusChip, styles.statusChipMissed]}>
-          <ThemedText style={styles.statusChipText}>已错过</ThemedText>
+          <ThemedText style={styles.statusChipText}>{t('medications.card.status.missed')}</ThemedText>
        </View>
      );
    }
@@ -112,7 +114,7 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
        return (
          <View style={[styles.statusChip, styles.statusChipUpcoming]}>
            <Ionicons name="time-outline" size={14} color="#fff" />
-            <ThemedText style={styles.statusChipText}>到服药时间</ThemedText>
+            <ThemedText style={styles.statusChipText}>{t('medications.card.status.timeToTake')}</ThemedText>
          </View>
        );
      }
@@ -125,7 +127,7 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
      return (
        <View style={[styles.statusChip, styles.statusChipUpcoming]}>
          <Ionicons name="time-outline" size={14} color="#fff" />
-          <ThemedText style={styles.statusChipText}>剩余 {formatted}</ThemedText>
+          <ThemedText style={styles.statusChipText}>{t('medications.card.status.remaining', { time: formatted })}</ThemedText>
        </View>
      );
    }
@@ -138,7 +140,7 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
      return (
        <View style={[styles.actionButton, styles.actionButtonTaken]}>
          <Ionicons name="checkmark-circle" size={18} color="#fff" />
-          <ThemedText style={styles.actionButtonText}>已服用</ThemedText>
+          <ThemedText style={styles.actionButtonText}>{t('medications.card.action.taken')}</ThemedText>
        </View>
      );
    }
@@ -158,13 +160,13 @@ export function MedicationCard({ medication, colors, selectedDate, onOpenDetails
            isInteractive={!isSubmitting}
          >
            <ThemedText style={styles.actionButtonText}>
-              {isSubmitting ? '提交中...' : '立即服用'}
+              {isSubmitting ? t('medications.card.action.submitting') : t('medications.card.action.takeNow')}
            </ThemedText>
          </GlassView>
        ) : (
          <View style={[styles.actionButton, styles.actionButtonUpcoming, styles.fallbackActionButton]}>
            <ThemedText style={styles.actionButtonText}>
-              {isSubmitting ? '提交中...' : '立即服用'}
+              {isSubmitting ? t('medications.card.action.submitting') : t('medications.card.action.takeNow')}
            </ThemedText>
          </View>
        )}
--- a/components/statistic/CircumferenceCard.tsx
+++ b/components/statistic/CircumferenceCard.tsx
@@ -4,6 +4,7 @@ import { useAuthGuard } from '@/hooks/useAuthGuard';
 import { selectUserProfile, updateUserBodyMeasurements, UserProfile } from '@/store/userSlice';
 import { router } from 'expo-router';
 import React, { useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import { StyleSheet, Text, TouchableOpacity, View } from 'react-native';

 interface CircumferenceCardProps {
@@ -11,6 +12,7 @@ interface CircumferenceCardProps {
 }

 const CircumferenceCard: React.FC<CircumferenceCardProps> = ({ style }) => {
+  const { t } = useTranslation();
  const dispatch = useAppDispatch();
  const userProfile = useAppSelector(selectUserProfile);

@@ -30,32 +32,32 @@ const CircumferenceCard: React.FC<CircumferenceCardProps> = ({ style }) => {
  const measurements = [
    {
      key: 'chestCircumference',
-      label: '胸围',
+      label: t('statistics.components.circumference.measurements.chest'),
      value: userProfile?.chestCircumference,
    },
    {
      key: 'waistCircumference',
-      label: '腰围',
+      label: t('statistics.components.circumference.measurements.waist'),
      value: userProfile?.waistCircumference,
    },
    {
      key: 'upperHipCircumference',
-      label: '上臀围',
+      label: t('statistics.components.circumference.measurements.hip'),
      value: userProfile?.upperHipCircumference,
    },
    {
      key: 'armCircumference',
-      label: '臂围',
+      label: t('statistics.components.circumference.measurements.arm'),
      value: userProfile?.armCircumference,
    },
    {
      key: 'thighCircumference',
-      label: '大腿围',
+      label: t('statistics.components.circumference.measurements.thigh'),
      value: userProfile?.thighCircumference,
    },
    {
      key: 'calfCircumference',
-      label: '小腿围',
+      label: t('statistics.components.circumference.measurements.calf'),
      value: userProfile?.calfCircumference,
    },
  ];
@@ -145,7 +147,7 @@ const CircumferenceCard: React.FC<CircumferenceCardProps> = ({ style }) => {
      onPress={handleCardPress}
      activeOpacity={0.8}
    >
-      <Text style={styles.title}>围度 (cm)</Text>
+      <Text style={styles.title}>{t('statistics.components.circumference.title')}</Text>

      <View style={styles.measurementsContainer}>
        {measurements.map((measurement, index) => (
@@ -174,12 +176,12 @@ const CircumferenceCard: React.FC<CircumferenceCardProps> = ({ style }) => {
          setModalVisible(false);
          setSelectedMeasurement(null);
        }}
-        title={selectedMeasurement ? `设置${selectedMeasurement.label}` : '设置围度'}
+        title={selectedMeasurement ? t('statistics.components.circumference.setTitle', { label: selectedMeasurement.label }) : t('statistics.components.circumference.title')}
        items={circumferenceOptions}
        selectedValue={selectedMeasurement?.currentValue}
        onValueChange={() => { }} // Real-time update not needed
        onConfirm={handleUpdateMeasurement}
-        confirmButtonText="确认"
+        confirmButtonText={t('statistics.components.circumference.confirm')}
        pickerHeight={180}
      />
    </TouchableOpacity>
--- a/components/statistic/OxygenSaturationCard.tsx
+++ b/components/statistic/OxygenSaturationCard.tsx
@@ -1,8 +1,9 @@
-import React, { useState, useCallback, useRef } from 'react';
-import { useFocusEffect } from '@react-navigation/native';
-import HealthDataCard from './HealthDataCard';
 import { fetchOxygenSaturation } from '@/utils/health';
+import { useFocusEffect } from '@react-navigation/native';
 import dayjs from 'dayjs';
+import React, { useCallback, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import HealthDataCard from './HealthDataCard';

 interface OxygenSaturationCardProps {
  style?: object;
@@ -13,6 +14,7 @@ const OxygenSaturationCard: React.FC<OxygenSaturationCardProps> = ({
  style,
  selectedDate
 }) => {
+  const { t } = useTranslation();
  const [oxygenSaturation, setOxygenSaturation] = useState<number | null>(null);
  const [loading, setLoading] = useState(false);
  const loadingRef = useRef(false);
@@ -38,7 +40,7 @@ const OxygenSaturationCard: React.FC<OxygenSaturationCardProps> = ({
          const data = await fetchOxygenSaturation(options);
          setOxygenSaturation(data);
        } catch (error) {
-          console.error('OxygenSaturationCard: 获取血氧饱和度数据失败:', error);
+          console.error('OxygenSaturationCard: Failed to get blood oxygen data:', error);
          setOxygenSaturation(null);
        } finally {
          setLoading(false);
@@ -52,7 +54,7 @@ const OxygenSaturationCard: React.FC<OxygenSaturationCardProps> = ({

  return (
    <HealthDataCard
-      title="血氧饱和度"
+      title={t('statistics.components.oxygen.title')}
      value={loading ? '--' : (oxygenSaturation !== null && oxygenSaturation !== undefined ? oxygenSaturation.toFixed(1) : '--')}
      unit="%"
      style={style}
--- a/components/statistic/SleepCard.tsx
+++ b/components/statistic/SleepCard.tsx
@@ -7,6 +7,7 @@ import dayjs from 'dayjs';
 import { Image } from 'expo-image';
 import { router } from 'expo-router';
 import React, { useEffect, useMemo, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import { StyleSheet, Text, TouchableOpacity, View } from 'react-native';


@@ -19,6 +20,7 @@ const SleepCard: React.FC<SleepCardProps> = ({
  selectedDate,
  style,
 }) => {
+  const { t } = useTranslation();
  const dispatch = useAppDispatch();
  const challenges = useAppSelector(selectChallengeList);
  const [sleepDuration, setSleepDuration] = useState<number | null>(null);
@@ -39,7 +41,7 @@ const SleepCard: React.FC<SleepCardProps> = ({
        const data = await fetchCompleteSleepData(selectedDate);
        setSleepDuration(data?.totalSleepTime || null);
      } catch (error) {
-        console.error('SleepCard: 获取睡眠数据失败:', error);
+        console.error('SleepCard: Failed to get sleep data:', error);
        setSleepDuration(null);
      } finally {
        setLoading(false);
@@ -75,7 +77,7 @@ const SleepCard: React.FC<SleepCardProps> = ({
      try {
        await dispatch(reportChallengeProgress({ id: sleepChallenge.id, value: sleepDuration })).unwrap();
      } catch (error) {
-        logger.warn('SleepCard: 挑战进度上报失败', { error, challengeId: sleepChallenge.id });
+        logger.warn('SleepCard: Challenge progress report failed', { error, challengeId: sleepChallenge.id });
      }

      lastReportedRef.current = { date: dateKey, value: sleepDuration };
@@ -91,10 +93,10 @@ const SleepCard: React.FC<SleepCardProps> = ({
          source={require('@/assets/images/icons/icon-sleep.png')}
          style={styles.titleIcon}
        />
-        <Text style={styles.cardTitle}>睡眠</Text>
+        <Text style={styles.cardTitle}>{t('statistics.components.sleep.title')}</Text>
      </View>
      <Text style={styles.sleepValue}>
-        {loading ? '加载中...' : (sleepDuration != null ? formatSleepTime(sleepDuration) : '--')}
+        {loading ? t('statistics.components.sleep.loading') : (sleepDuration != null ? formatSleepTime(sleepDuration) : '--')}
      </Text>
    </View>
  );
--- a/components/weight/WeightHistoryCard.tsx
+++ b/components/weight/WeightHistoryCard.tsx
@@ -10,6 +10,7 @@ import { GlassView, isLiquidGlassAvailable } from 'expo-glass-effect';
 import { Image } from 'expo-image';
 import { LinearGradient } from 'expo-linear-gradient';
 import React, { useEffect, useState } from 'react';
+import { useTranslation } from 'react-i18next';
 import {
  Dimensions,
  Modal,
@@ -22,13 +23,14 @@ import {
 import Svg, { Circle, Path } from 'react-native-svg';

 const { width: screenWidth } = Dimensions.get('window');
-const CARD_WIDTH = screenWidth - 40; // 减去左右边距
-const CHART_WIDTH = CARD_WIDTH - 36; // 减去卡片内边距
+const CARD_WIDTH = screenWidth - 40; // Subtract left and right margins
+const CHART_WIDTH = CARD_WIDTH - 36; // Subtract card padding
 const CHART_HEIGHT = 60;
 const PADDING = 10;


 export function WeightHistoryCard() {
+  const { t } = useTranslation();
  const dispatch = useAppDispatch();
  const userProfile = useAppSelector((s) => s.user.profile);
  const weightHistory = useAppSelector((s) => s.user.weightHistory);
@@ -53,7 +55,7 @@ export function WeightHistoryCard() {
    try {
      await dispatch(fetchWeightHistory() as any).unwrap();
    } catch (error) {
-      console.error('加载体重历史失败:', error);
+      console.error('Failed to load weight history:', error);
    }
  };

@@ -70,20 +72,20 @@ export function WeightHistoryCard() {
  };


-  // 处理体重历史数据
+  // Process weight history data
  const sortedHistory = [...weightHistory]
    .sort((a, b) => new Date(a.createdAt).getTime() - new Date(b.createdAt).getTime())
-    .slice(-7); // 只显示最近7条记录
+    .slice(-7); // Show only the last 7 records

  //   return (
  //     <TouchableOpacity style={styles.card} onPress={navigateToWeightRecords} activeOpacity={0.8}>
  //       <View style={styles.cardHeader}>
-  //         <Text style={styles.cardTitle}>体重记录</Text>
+  //         <Text style={styles.cardTitle}>{t('statistics.components.weight.title')}</Text>
  //       </View>

  //       <View style={styles.emptyContent}>
  //         <Text style={styles.emptyDescription}>
-  //           暂无体重记录，点击下方按钮开始记录
+  //           No weight records yet, click the button below to start recording
  //         </Text>
  //         <TouchableOpacity
  //           style={styles.recordButton}
@@ -94,14 +96,14 @@ export function WeightHistoryCard() {
  //           activeOpacity={0.8}
  //         >
  //           <Ionicons name="add" size={18} color="#FFFFFF" />
-  //           <Text style={styles.recordButtonText}>记录体重</Text>
+  //           <Text style={styles.recordButtonText}>{t('statistics.components.weight.addButton')}</Text>
  //         </TouchableOpacity>
  //       </View>
  //     </TouchableOpacity>
  //   );
  // }

-  // 生成图表数据
+  // Generate chart data
  const weights = sortedHistory.map(item => parseFloat(item.weight));
  const minWeight = Math.min(...weights);
  const maxWeight = Math.max(...weights);
@@ -110,18 +112,18 @@ export function WeightHistoryCard() {
  const points = sortedHistory.map((item, index) => {
    const x = PADDING + (index / Math.max(sortedHistory.length - 1, 1)) * (CHART_WIDTH - 2 * PADDING);
    const normalizedWeight = (parseFloat(item.weight) - minWeight) / weightRange;
-    // 减少顶部边距，压缩留白
+    // Reduce top margin, compress whitespace
    const y = PADDING + 8 + (1 - normalizedWeight) * (CHART_HEIGHT - 2 * PADDING - 16);
    return { x, y, weight: item.weight, date: item.createdAt };
  });

-  // 生成路径
+  // Generate path
  const pathData = points.map((point, index) => {
    if (index === 0) return `M ${point.x} ${point.y}`;
    return `L ${point.x} ${point.y}`;
  }).join(' ');

-  // 如果只有一个数据点，显示为水平线
+  // If there's only one data point, display as a horizontal line
  const singlePointPath = points.length === 1 ?
    `M ${PADDING} ${points[0].y} L ${CHART_WIDTH - PADDING} ${points[0].y}` :
    pathData;
@@ -133,7 +135,7 @@ export function WeightHistoryCard() {
          source={require('@/assets/images/icons/icon-weight.png')}
          style={styles.iconSquare}
        />
-        <Text style={styles.cardTitle}>体重记录</Text>
+        <Text style={styles.cardTitle}>{t('statistics.components.weight.title')}</Text>
        {isLgAvaliable ? (
          <TouchableOpacity
            onPress={(e) => {
@@ -160,13 +162,13 @@ export function WeightHistoryCard() {
        )}
      </View>

-      {/* 默认显示图表 */}
+      {/* Default chart display */}
      {sortedHistory.length > 0 && (
        <View style={styles.chartContainer}>
          <Svg width={CHART_WIDTH} height={CHART_HEIGHT + 15}>
-            {/* 背景网格线 */}
+            {/* Background grid lines */}

-            {/* 更抽象的折线 - 减小线宽和显示的细节 */}
+            {/* More abstract line - reduce line width and display details */}
            <Path
              d={singlePointPath}
              stroke={Colors.light.accentGreen}
@@ -177,7 +179,7 @@ export function WeightHistoryCard() {
              opacity={0.8}
            />

-            {/* 简化的数据点 - 更小更精致 */}
+            {/* Simplified data points - smaller and more refined */}
            {points.map((point, index) => {
              const isLastPoint = index === points.length - 1;

@@ -197,13 +199,13 @@ export function WeightHistoryCard() {

          </Svg>

-          {/* 精简的图表信息 */}
+          {/* Concise chart information */}
          <View style={styles.chartInfo}>
            <View style={styles.infoItem}>
              <Text style={styles.infoLabel}>{userProfile.weight}kg</Text>
            </View>
            <View style={styles.infoItem}>
-              <Text style={styles.infoLabel}>{sortedHistory.length}天</Text>
+              <Text style={styles.infoLabel}>{sortedHistory.length}{t('statistics.components.weight.days')}</Text>
            </View>
            <View style={styles.infoItem}>
              <Text style={styles.infoLabel}>
@@ -214,7 +216,7 @@ export function WeightHistoryCard() {
        </View>
      )}

-      {/* BMI 信息弹窗 */}
+      {/* BMI information modal */}
      <Modal
        visible={showBMIModal}
        animationType="slide"
@@ -228,31 +230,31 @@ export function WeightHistoryCard() {
          end={{ x: 0, y: 1 }}
        >
          <ScrollView style={styles.bmiModalContent} showsVerticalScrollIndicator={false}>
-            {/* 标题 */}
-            <Text style={styles.bmiModalTitle}>BMI 指数说明</Text>
+            {/* Title */}
+            <Text style={styles.bmiModalTitle}>{t('statistics.components.weight.bmiModal.title')}</Text>

-            {/* 介绍部分 */}
+            {/* Introduction section */}
            <View style={styles.bmiModalIntroSection}>
              <Text style={styles.bmiModalDescription}>
-                BMI（身体质量指数）是评估体重与身高关系的国际通用健康指标
+                {t('statistics.components.weight.bmiModal.description')}
              </Text>
              <View style={styles.bmiModalFormulaContainer}>
                <Text style={styles.bmiModalFormulaText}>
-                  计算公式：体重(kg) ÷ 身高²(m)
+                  {t('statistics.components.weight.bmiModal.formula')}
                </Text>
              </View>
            </View>

-            {/* BMI 分类标准 */}
-            <Text style={styles.bmiModalSectionTitle}>BMI 分类标准</Text>
+            {/* BMI classification standards */}
+            <Text style={styles.bmiModalSectionTitle}>{t('statistics.components.weight.bmiModal.classificationTitle')}</Text>

            <View style={styles.bmiModalStatsCard}>
              {BMI_CATEGORIES.map((category, index) => {
                const colors = [
-                  { bg: '#FEF3C7', text: '#B45309', border: '#F59E0B' }, // 偏瘦
-                  { bg: '#E8F5E8', text: Colors.light.accentGreen, border: Colors.light.accentGreen }, // 正常
-                  { bg: '#FEF3C7', text: '#B45309', border: '#F59E0B' }, // 超重
-                  { bg: '#FEE2E2', text: '#B91C1C', border: '#EF4444' }  // 肥胖
+                  { bg: '#FEF3C7', text: '#B45309', border: '#F59E0B' }, // Underweight
+                  { bg: '#E8F5E8', text: Colors.light.accentGreen, border: Colors.light.accentGreen }, // Normal
+                  { bg: '#FEF3C7', text: '#B45309', border: '#F59E0B' }, // Overweight
+                  { bg: '#FEE2E2', text: '#B91C1C', border: '#EF4444' }  // Obese
                ][index];

                return (
@@ -273,41 +275,41 @@ export function WeightHistoryCard() {
              })}
            </View>

-            {/* 健康建议 */}
-            <Text style={styles.bmiModalSectionTitle}>健康建议</Text>
+            {/* Health tips */}
+            <Text style={styles.bmiModalSectionTitle}>{t('statistics.components.weight.bmiModal.healthTipsTitle')}</Text>
            <View style={styles.bmiModalHealthTips}>
              <View style={styles.bmiModalTipsItem}>
                <Ionicons name="nutrition-outline" size={20} color="#3B82F6" />
-                <Text style={styles.bmiModalTipsText}>保持均衡饮食，控制热量摄入</Text>
+                <Text style={styles.bmiModalTipsText}>{t('statistics.components.weight.bmiModal.tips.nutrition')}</Text>
              </View>
              <View style={styles.bmiModalTipsItem}>
                <Ionicons name="walk-outline" size={20} color="#3B82F6" />
-                <Text style={styles.bmiModalTipsText}>每周至少150分钟中等强度运动</Text>
+                <Text style={styles.bmiModalTipsText}>{t('statistics.components.weight.bmiModal.tips.exercise')}</Text>
              </View>
              <View style={styles.bmiModalTipsItem}>
                <Ionicons name="moon-outline" size={20} color="#3B82F6" />
-                <Text style={styles.bmiModalTipsText}>保证7-9小时充足睡眠</Text>
+                <Text style={styles.bmiModalTipsText}>{t('statistics.components.weight.bmiModal.tips.sleep')}</Text>
              </View>
              <View style={styles.bmiModalTipsItem}>
                <Ionicons name="calendar-outline" size={20} color="#3B82F6" />
-                <Text style={styles.bmiModalTipsText}>定期监测体重变化，及时调整</Text>
+                <Text style={styles.bmiModalTipsText}>{t('statistics.components.weight.bmiModal.tips.monitoring')}</Text>
              </View>
            </View>

-            {/* 免责声明 */}
+            {/* Disclaimer */}
            <View style={styles.bmiModalDisclaimer}>
              <Ionicons name="information-circle-outline" size={16} color="#6B7280" />
              <Text style={styles.bmiModalDisclaimerText}>
-                BMI 仅供参考，不能反映肌肉量、骨密度等指标。如有健康疑问，请咨询专业医生。
+                {t('statistics.components.weight.bmiModal.disclaimer')}
              </Text>
            </View>
          </ScrollView>

-          {/* 底部继续按钮 */}
+          {/* Bottom continue button */}
          <View style={styles.bmiModalBottomContainer}>
            <TouchableOpacity style={styles.bmiModalContinueButton} onPress={handleHideBMIModal}>
              <View style={styles.bmiModalButtonBackground}>
-                <Text style={styles.bmiModalButtonText}>继续</Text>
+                <Text style={styles.bmiModalButtonText}>{t('statistics.components.weight.bmiModal.continueButton')}</Text>
              </View>
            </TouchableOpacity>
            <View style={styles.bmiModalHomeIndicator} />
@@ -429,7 +431,7 @@ const styles = StyleSheet.create({
    color: '#192126',
  },

-  // BMI 弹窗样式
+  // BMI modal styles
  bmiModalContainer: {
    flex: 1,
  },