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

app/medications/[medicationId].tsx

@@ -3,12 +3,13 @@ import { ConfirmationSheet } from '@/components/ui/ConfirmationSheet';
 import { HeaderBar } from '@/components/ui/HeaderBar';
 import InfoCard from '@/components/ui/InfoCard';
 import { Colors } from '@/constants/Colors';
-import { DOSAGE_UNITS, DOSAGE_VALUES, FORM_LABELS, FORM_OPTIONS } from '@/constants/Medication';
+import { DOSAGE_UNITS, DOSAGE_VALUES, FORM_OPTIONS } from '@/constants/Medication';
 import { ROUTES } from '@/constants/Routes';
 import { useMembershipModal } from '@/contexts/MembershipModalContext';
 import { useAppDispatch, useAppSelector } from '@/hooks/redux';
 import { useAuthGuard } from '@/hooks/useAuthGuard';
 import { useColorScheme } from '@/hooks/useColorScheme';
+import { useI18n } from '@/hooks/useI18n';
 import { useVipService } from '@/hooks/useVipService';
 import { medicationNotificationService } from '@/services/medicationNotifications';
 import {
@@ -59,6 +60,7 @@ type RecordsSummary = {
 };
 
 export default function MedicationDetailScreen() {
+  const { t } = useI18n();
   const params = useLocalSearchParams<{ medicationId?: string }>();
   const medicationId = Array.isArray(params.medicationId)
     ? params.medicationId[0]
@@ -198,7 +200,7 @@ export default function MedicationDetailScreen() {
         console.error('加载药品详情失败', err);
         console.log('[MEDICATION_DETAIL] API call failed for medication', medicationId, err);
         if (isMounted) {
-          setError('暂时无法获取该药品的信息，请稍后重试。');
+          setError(t('medications.detail.error.title'));
         }
       })
       .finally(() => {
@@ -295,7 +297,7 @@ export default function MedicationDetailScreen() {
       console.log('[MEDICATION_DETAIL] voice error', error);
       setDictationActive(false);
       setDictationLoading(false);
-      Alert.alert('语音识别不可用', '无法使用语音输入，请检查权限设置后重试');
+      Alert.alert(t('medications.add.note.voiceError'), t('medications.add.note.voiceErrorMessage'));
     };
 
     return () => {
@@ -354,7 +356,7 @@ export default function MedicationDetailScreen() {
     } catch (error) {
       console.log('[MEDICATION_DETAIL] unable to start dictation', error);
       setDictationLoading(false);
-      Alert.alert('无法启动语音输入', '请检查麦克风与语音识别权限后重试');
+      Alert.alert(t('medications.add.note.voiceStartError'), t('medications.add.note.voiceStartErrorMessage'));
     }
   }, [dictationActive, dictationLoading, isDictationSupported]);
 
@@ -400,7 +402,7 @@ export default function MedicationDetailScreen() {
       }
     } catch (err) {
       console.error('切换药品状态失败', err);
-      Alert.alert('操作失败', '切换提醒状态时出现问题，请稍后重试。');
+      Alert.alert(t('medications.detail.toggleError.title'), t('medications.detail.toggleError.message'));
     } finally {
       setUpdatePending(false);
     }
@@ -430,13 +432,13 @@ export default function MedicationDetailScreen() {
       }
     } catch (error) {
       console.error('停用药物失败', error);
-      Alert.alert('操作失败', '停用药物时发生问题，请稍后重试。');
+      Alert.alert(t('medications.detail.deactivate.error.title'), t('medications.detail.deactivate.error.message'));
     } finally {
       setDeactivateLoading(false);
     }
   }, [dispatch, medication, deactivateLoading]);
 
-  const formLabel = medication ? FORM_LABELS[medication.form] : '';
+  const formLabel = medication ? t(`medications.manage.formLabels.${medication.form}`) : '';
   const dosageLabel = medication ? `${medication.dosageValue} ${medication.dosageUnit}` : '--';
   const startDateLabel = medication
     ? dayjs(medication.startDate).format('YYYY年M月D日')
@@ -454,24 +456,24 @@ export default function MedicationDetailScreen() {
       return `${startDate} - ${endDate}`;
     } else {
       // 没有结束日期，显示长期
-      return `${startDate} - 长期`;
+      return `${startDate} - ${t('medications.detail.plan.longTerm')}`;
     }
-  }, [medication]);
+  }, [medication, t]);
   
   const reminderTimes = medication?.medicationTimes?.length
     ? medication.medicationTimes.join('、')
-    : '尚未设置';
+    : t('medications.manage.reminderNotSet');
   const frequencyLabel = useMemo(() => {
     if (!medication) return '--';
     switch (medication.repeatPattern) {
       case 'daily':
-        return `每日 ${medication.timesPerDay} 次`;
+        return `${t('medications.manage.frequency.daily')} ${medication.timesPerDay} ${t('medications.add.frequency.value', { count: medication.timesPerDay }).split(' ')[1]}`;
       case 'weekly':
-        return `每周 ${medication.timesPerDay} 次`;
+        return `${t('medications.manage.frequency.weekly')} ${medication.timesPerDay} ${t('medications.add.frequency.value', { count: medication.timesPerDay }).split(' ')[1]}`;
       default:
-        return `自定义 · ${medication.timesPerDay} 次/日`;
+        return `${t('medications.manage.frequency.custom')} · ${medication.timesPerDay} ${t('medications.add.frequency.value', { count: medication.timesPerDay }).split(' ')[1]}`;
     }
-  }, [medication]);
+  }, [medication, t]);
 
   const handleOpenNoteModal = useCallback(() => {
     setNoteDraft(medication?.note ?? '');
@@ -493,20 +495,20 @@ export default function MedicationDetailScreen() {
       closeNoteModal();
     } catch (err) {
       console.error('保存备注失败', err);
-      Alert.alert('保存失败', '提交备注时出现问题，请稍后重试。');
+      Alert.alert(t('medications.detail.note.saveError.title'), t('medications.detail.note.saveError.message'));
     } finally {
       setNoteSaving(false);
     }
   }, [closeNoteModal, dispatch, medication, noteDraft]);
 
-  const statusLabel = medication?.isActive ? '提醒已开启' : '提醒已关闭';
-  const noteText = medication?.note?.trim() ? medication.note : '暂无备注信息';
+  const statusLabel = medication?.isActive ? t('medications.detail.status.enabled') : t('medications.detail.status.disabled');
+  const noteText = medication?.note?.trim() ? medication.note : t('medications.detail.note.noNote');
   const dayStreakText =
     typeof summary.startedDays === 'number'
-      ? `已坚持 ${summary.startedDays} 天`
+      ? t('medications.detail.overview.startedDays', { days: summary.startedDays })
       : medication
-        ? `开始于 ${dayjs(medication.startDate).format('YYYY年M月D日')}`
-        : '暂无开始日期';
+        ? t('medications.detail.overview.startDate', { date: dayjs(medication.startDate).format('YYYY年M月D日') })
+        : t('medications.detail.overview.noStartDate');
 
   const handleDeleteMedication = useCallback(async () => {
     if (!medication || deleteLoading) {
@@ -534,7 +536,7 @@ export default function MedicationDetailScreen() {
       router.back();
     } catch (err) {
       console.error('删除药品失败', err);
-      Alert.alert('删除失败', '移除该药品时出现问题，请稍后再试。');
+      Alert.alert(t('medications.detail.delete.error.title'), t('medications.detail.delete.error.message'));
     } finally {
       setDeleteLoading(false);
     }
@@ -550,21 +552,26 @@ export default function MedicationDetailScreen() {
     if (!medication) return;
     
     const startDate = dayjs(medication.startDate).format('YYYY年M月D日');
-    let message = `开始服药日期：${startDate}`;
-    
+    let message;
     if (medication.endDate) {
       const endDate = dayjs(medication.endDate).format('YYYY年M月D日');
-      message += `\n结束服药日期：${endDate}`;
+      message = t('medications.detail.plan.periodMessage', {
+        startDate,
+        endDateInfo: t('medications.detail.plan.periodMessage', { endDate })
+      });
     } else {
-      message += `\n服药计划：长期服药`;
+      message = t('medications.detail.plan.periodMessage', {
+        startDate,
+        endDateInfo: t('medications.detail.plan.longTermPlan')
+      });
     }
     
-    Alert.alert('服药周期', message);
-  }, [medication]);
+    Alert.alert(t('medications.detail.sections.plan'), message);
+  }, [medication, t]);
 
   const handleTimePress = useCallback(() => {
-    Alert.alert('服药时间', `设置的时间：${reminderTimes}`);
-  }, [reminderTimes]);
+    Alert.alert(t('medications.detail.plan.time'), t('medications.detail.plan.timeMessage', { times: reminderTimes }));
+  }, [reminderTimes, t]);
 
   const handleDosagePress = useCallback(() => {
     if (!medication) return;
@@ -621,7 +628,7 @@ export default function MedicationDetailScreen() {
       }
     } catch (err) {
       console.error('更新剂量失败', err);
-      Alert.alert('更新失败', '更新剂量时出现问题，请稍后重试。');
+      Alert.alert(t('medications.detail.updateErrors.dosage'), t('medications.detail.updateErrors.dosageMessage'));
     } finally {
       setUpdatePending(false);
     }
@@ -656,7 +663,7 @@ export default function MedicationDetailScreen() {
       }
     } catch (err) {
       console.error('更新剂型失败', err);
-      Alert.alert('更新失败', '更新剂型时出现问题，请稍后重试。');
+      Alert.alert(t('medications.detail.updateErrors.form'), t('medications.detail.updateErrors.formMessage'));
     } finally {
       setUpdatePending(false);
     }
@@ -723,27 +730,27 @@ export default function MedicationDetailScreen() {
           onError: (error: any) => {
             console.error('[MEDICATION] AI 分析失败:', error);
             
-            let errorMessage = 'AI 分析失败，请稍后重试';
+            let errorMessage = t('medications.detail.aiAnalysis.error.message');
             
             // 解析服务端返回的错误信息
             if (error?.message) {
               if (error.message.includes('[ERROR]')) {
                 errorMessage = error.message.replace('[ERROR]', '').trim();
               } else if (error.message.includes('无权访问')) {
-                errorMessage = '无权访问此药物';
+                errorMessage = t('medications.detail.aiAnalysis.error.forbidden');
               } else if (error.message.includes('不存在')) {
-                errorMessage = '药物不存在';
+                errorMessage = t('medications.detail.aiAnalysis.error.notFound');
               }
             } else if (error?.status === 401) {
-              errorMessage = '请先登录';
+              errorMessage = t('medications.detail.aiAnalysis.error.unauthorized');
             } else if (error?.status === 403) {
-              errorMessage = '无权访问此药物';
+              errorMessage = t('medications.detail.aiAnalysis.error.forbidden');
             } else if (error?.status === 404) {
-              errorMessage = '药物不存在';
+              errorMessage = t('medications.detail.aiAnalysis.error.notFound');
             }
             
             // 使用 Alert 弹窗显示错误
-            Alert.alert('分析失败', errorMessage);
+            Alert.alert(t('medications.detail.aiAnalysis.error.title'), errorMessage);
             
             // 清空内容和加载状态
             setAiAnalysisContent('');
@@ -756,7 +763,7 @@ export default function MedicationDetailScreen() {
       console.error('[MEDICATION] AI 分析异常:', error);
       
       // 使用 Alert 弹窗显示错误
-      Alert.alert('分析失败', '发起分析请求失败，请检查网络连接');
+      Alert.alert(t('medications.detail.aiAnalysis.error.title'), t('medications.detail.aiAnalysis.error.networkError'));
       
       // 清空内容和加载状态
       setAiAnalysisContent('');
@@ -789,10 +796,10 @@ export default function MedicationDetailScreen() {
         <View style={styles.decorativeCircle1} />
         <View style={styles.decorativeCircle2} />
 
-        <HeaderBar title="药品详情" variant="minimal" transparent />
+        <HeaderBar title={t('medications.detail.title')} variant="minimal" transparent />
         <View style={[styles.centered, { paddingTop: insets.top + 72, paddingHorizontal: 24 }]}>
-          <ThemedText style={styles.emptyTitle}>未找到药品信息</ThemedText>
-          <ThemedText style={styles.emptySubtitle}>请从用药列表重新进入此页面。</ThemedText>
+          <ThemedText style={styles.emptyTitle}>{t('medications.detail.notFound.title')}</ThemedText>
+          <ThemedText style={styles.emptySubtitle}>{t('medications.detail.notFound.subtitle')}</ThemedText>
         </View>
       </View>
     );
@@ -815,17 +822,17 @@ export default function MedicationDetailScreen() {
       <View style={styles.decorativeCircle1} />
       <View style={styles.decorativeCircle2} />
 
-      <HeaderBar title="药品详情" variant="minimal" transparent />
+      <HeaderBar title={t('medications.detail.title')} variant="minimal" transparent />
       {isLoadingState ? (
         <View style={[styles.centered, { paddingTop: insets.top + 48 }]}>
           <ActivityIndicator color={colors.primary} />
-          <Text style={[styles.loadingText, { color: colors.textSecondary }]}>正在载入...</Text>
+          <Text style={[styles.loadingText, { color: colors.textSecondary }]}>{t('medications.detail.loading')}</Text>
         </View>
       ) : error ? (
         <View style={[styles.centered, { paddingHorizontal: 24, paddingTop: insets.top + 72 }]}>
           <ThemedText style={styles.emptyTitle}>{error}</ThemedText>
           <ThemedText style={[styles.emptySubtitle, { color: colors.textMuted }]}>
-            请检查网络后重试，或返回上一页。
+            {t('medications.detail.error.subtitle')}
           </ThemedText>
         </View>
       ) : medication ? (
@@ -878,10 +885,10 @@ export default function MedicationDetailScreen() {
             </View>
           </View>
 
-          <Section title="服药计划" color={colors.text}>
+          <Section title={t('medications.detail.sections.plan')} color={colors.text}>
             <View style={styles.row}>
               <InfoCard
-                label="服药周期"
+                label={t('medications.detail.plan.period')}
                 value={medicationPeriodLabel}
                 icon="calendar-outline"
                 colors={colors}
@@ -889,7 +896,7 @@ export default function MedicationDetailScreen() {
                 onPress={handleStartDatePress}
               />
               <InfoCard
-                label="用药时间"
+                label={t('medications.detail.plan.time')}
                 value={reminderTimes}
                 icon="time-outline"
                 colors={colors}
@@ -904,7 +911,7 @@ export default function MedicationDetailScreen() {
             >
               <View style={styles.fullCardLeading}>
                 <Ionicons name="repeat-outline" size={18} color={colors.primary} />
-                <Text style={[styles.fullCardLabel, { color: colors.text }]}>频率</Text>
+                <Text style={[styles.fullCardLabel, { color: colors.text }]}>{t('medications.detail.plan.frequency')}</Text>
               </View>
               <View style={styles.fullCardTrailing}>
                 <Text style={[styles.fullCardValue, { color: colors.text }]}>{frequencyLabel}</Text>
@@ -913,10 +920,10 @@ export default function MedicationDetailScreen() {
             </TouchableOpacity>
           </Section>
 
-          <Section title="剂量与形式" color={colors.text}>
+          <Section title={t('medications.detail.sections.dosage')} color={colors.text}>
             <View style={styles.row}>
               <InfoCard
-                label="每次剂量"
+                label={t('medications.detail.dosage.label')}
                 value={dosageLabel}
                 icon="medkit-outline"
                 colors={colors}
@@ -924,7 +931,7 @@ export default function MedicationDetailScreen() {
                 onPress={handleDosagePress}
               />
               <InfoCard
-                label="剂型"
+                label={t('medications.detail.dosage.form')}
                 value={formLabel}
                 icon="cube-outline"
                 colors={colors}
@@ -934,7 +941,7 @@ export default function MedicationDetailScreen() {
             </View>
           </Section>
 
-          <Section title="备注" color={colors.text}>
+          <Section title={t('medications.detail.sections.note')} color={colors.text}>
             <TouchableOpacity
               style={[styles.noteCard, { backgroundColor: colors.surface }]}
               activeOpacity={0.92}
@@ -942,7 +949,7 @@ export default function MedicationDetailScreen() {
             >
               <Ionicons name="document-text-outline" size={20} color={colors.primary} />
               <View style={styles.noteBody}>
-                <Text style={[styles.noteLabel, { color: colors.text }]}>药品备注</Text>
+                <Text style={[styles.noteLabel, { color: colors.text }]}>{t('medications.detail.note.label')}</Text>
                 <Text
                   style={[
                     styles.noteValue,
@@ -956,17 +963,17 @@ export default function MedicationDetailScreen() {
             </TouchableOpacity>
           </Section>
 
-          <Section title="服药概览" color={colors.text}>
+          <Section title={t('medications.detail.sections.overview')} color={colors.text}>
             <View style={[styles.summaryCard, { backgroundColor: colors.surface }]}>
               <View style={styles.summaryIcon}>
                 <Ionicons name="tablet-portrait-outline" size={22} color={colors.primary} />
               </View>
               <View style={styles.summaryBody}>
                 <Text style={[styles.summaryHighlight, { color: colors.text }]}>
-                  {summaryLoading ? '统计中...' : `累计服药 ${summary.takenCount} 次`}
+                  {summaryLoading ? t('medications.detail.overview.calculating') : t('medications.detail.overview.takenCount', { count: summary.takenCount })}
                 </Text>
                 <Text style={[styles.summaryMeta, { color: colors.textSecondary }]}>
-                  {summaryLoading ? '正在计算坚持天数' : dayStreakText}
+                  {summaryLoading ? t('medications.detail.overview.calculatingDays') : dayStreakText}
                 </Text>
               </View>
             </View>
@@ -974,13 +981,13 @@ export default function MedicationDetailScreen() {
 
           {/* AI 分析结果展示 - 移动到底部 */}
           {(aiAnalysisContent || aiAnalysisLoading) && (
-            <Section title="AI 用药分析" color={colors.text}>
+            <Section title={t('medications.detail.sections.aiAnalysis')} color={colors.text}>
               <View style={[styles.aiAnalysisCard, { backgroundColor: colors.surface }]}>
                 {aiAnalysisLoading && !aiAnalysisContent && (
                   <View style={styles.aiAnalysisLoading}>
                     <ActivityIndicator color={colors.primary} size="small" />
                     <Text style={[styles.aiAnalysisLoadingText, { color: colors.textSecondary }]}>
-                      正在分析用药信息...
+                      {t('medications.detail.aiAnalysis.analyzing')}
                     </Text>
                   </View>
                 )}
@@ -1102,7 +1109,7 @@ export default function MedicationDetailScreen() {
                     <Ionicons name="sparkles-outline" size={18} color="#fff" />
                   )}
                   <Text style={styles.aiAnalysisButtonText}>
-                    {aiAnalysisLoading ? '分析中...' : 'AI 分析'}
+                    {aiAnalysisLoading ? t('medications.detail.aiAnalysis.analyzingButton') : t('medications.detail.aiAnalysis.button')}
                   </Text>
                 </GlassView>
               ) : (
@@ -1113,7 +1120,7 @@ export default function MedicationDetailScreen() {
                     <Ionicons name="sparkles-outline" size={18} color="#fff" />
                   )}
                   <Text style={styles.aiAnalysisButtonText}>
-                    {aiAnalysisLoading ? '分析中...' : 'AI 分析'}
+                    {aiAnalysisLoading ? t('medications.detail.aiAnalysis.analyzingButton') : t('medications.detail.aiAnalysis.button')}
                   </Text>
                 </View>
               )}
@@ -1161,7 +1168,7 @@ export default function MedicationDetailScreen() {
             <View style={[styles.modalCard, { backgroundColor: colors.surface }]}>
               <View style={styles.modalHandle} />
               <View style={styles.modalHeader}>
-                <Text style={[styles.modalTitle, { color: colors.text }]}>编辑备注</Text>
+                <Text style={[styles.modalTitle, { color: colors.text }]}>{t('medications.detail.note.edit')}</Text>
                 <TouchableOpacity onPress={closeNoteModal} hitSlop={12}>
                   <Ionicons name="close" size={20} color={colors.textSecondary} />
                 </TouchableOpacity>
@@ -1181,7 +1188,7 @@ export default function MedicationDetailScreen() {
                   numberOfLines={6}
                   value={noteDraft}
                   onChangeText={setNoteDraft}
-                  placeholder="记录注意事项、医生叮嘱或自定义提醒"
+                  placeholder={t('medications.detail.note.placeholder')}
                   placeholderTextColor={colors.textMuted}
                   style={[styles.noteEditorInput, { color: colors.text }]}
                   textAlignVertical="center"
@@ -1213,7 +1220,7 @@ export default function MedicationDetailScreen() {
               </View>
               {!isDictationSupported && (
                 <Text style={[styles.voiceHint, { color: colors.textMuted }]}>
-                  当前设备暂不支持语音转文字，可直接输入备注
+                  {t('medications.detail.note.voiceNotSupported')}
                 </Text>
               )}
               <View style={styles.modalActionContainer}>
@@ -1232,7 +1239,7 @@ export default function MedicationDetailScreen() {
                   {noteSaving ? (
                     <ActivityIndicator color={colors.onPrimary} size="small" />
                   ) : (
-                    <Text style={[styles.modalActionPrimaryText, { color: colors.onPrimary }]}>保存</Text>
+                    <Text style={[styles.modalActionPrimaryText, { color: colors.onPrimary }]}>{t('medications.detail.note.save')}</Text>
                   )}
                 </TouchableOpacity>
               </View>
@@ -1253,12 +1260,12 @@ export default function MedicationDetailScreen() {
         />
         <View style={[styles.pickerSheet, { backgroundColor: colors.surface }]}>
           <ThemedText style={[styles.pickerTitle, { color: colors.text }]}>
-            选择剂量
+            {t('medications.detail.dosage.selectDosage')}
           </ThemedText>
           <View style={styles.pickerRow}>
             <View style={styles.pickerColumn}>
               <ThemedText style={[styles.pickerLabel, { color: colors.textSecondary }]}>
-                剂量值
+                {t('medications.detail.dosage.dosageValue')}
               </ThemedText>
               <Picker
                 selectedValue={dosageValuePicker}
@@ -1277,7 +1284,7 @@ export default function MedicationDetailScreen() {
             </View>
             <View style={styles.pickerColumn}>
               <ThemedText style={[styles.pickerLabel, { color: colors.textSecondary }]}>
-                单位
+                {t('medications.detail.dosage.unit')}
               </ThemedText>
               <Picker
                 selectedValue={dosageUnitPicker}
@@ -1301,7 +1308,7 @@ export default function MedicationDetailScreen() {
               style={[styles.pickerBtn, { borderColor: colors.border }]}
             >
               <ThemedText style={[styles.pickerBtnText, { color: colors.textSecondary }]}>
-                取消
+                {t('medications.detail.pickers.cancel')}
               </ThemedText>
             </Pressable>
             <Pressable
@@ -1309,7 +1316,7 @@ export default function MedicationDetailScreen() {
               style={[styles.pickerBtn, styles.pickerBtnPrimary, { backgroundColor: colors.primary }]}
             >
               <ThemedText style={[styles.pickerBtnText, { color: colors.onPrimary }]}>
-                确定
+                {t('medications.detail.pickers.confirm')}
               </ThemedText>
             </Pressable>
           </View>
@@ -1328,7 +1335,7 @@ export default function MedicationDetailScreen() {
         />
         <View style={[styles.pickerSheet, { backgroundColor: colors.surface }]}>
           <ThemedText style={[styles.pickerTitle, { color: colors.text }]}>
-            选择剂型
+            {t('medications.detail.dosage.selectForm')}
           </ThemedText>
           <Picker
             selectedValue={formPicker}
@@ -1350,7 +1357,7 @@ export default function MedicationDetailScreen() {
               style={[styles.pickerBtn, { borderColor: colors.border }]}
             >
               <ThemedText style={[styles.pickerBtnText, { color: colors.textSecondary }]}>
-                取消
+                {t('medications.detail.pickers.cancel')}
               </ThemedText>
             </Pressable>
             <Pressable
@@ -1358,7 +1365,7 @@ export default function MedicationDetailScreen() {
               style={[styles.pickerBtn, styles.pickerBtnPrimary, { backgroundColor: colors.primary }]}
             >
               <ThemedText style={[styles.pickerBtnText, { color: colors.onPrimary }]}>
-                确定
+                {t('medications.detail.pickers.confirm')}
               </ThemedText>
             </Pressable>
           </View>
@@ -1370,10 +1377,10 @@ export default function MedicationDetailScreen() {
           visible={deleteSheetVisible}
           onClose={() => setDeleteSheetVisible(false)}
           onConfirm={handleDeleteMedication}
-          title={`删除 ${medication.name}？`}
-          description="删除后将清除与该药品相关的提醒与历史记录，且无法恢复。"
-          confirmText="删除"
-          cancelText="取消"
+          title={t('medications.detail.delete.title', { name: medication.name })}
+          description={t('medications.detail.delete.description')}
+          confirmText={t('medications.detail.delete.confirm')}
+          cancelText={t('medications.detail.delete.cancel')}
           destructive
           loading={deleteLoading}
         />
@@ -1384,10 +1391,10 @@ export default function MedicationDetailScreen() {
           visible={deactivateSheetVisible}
           onClose={() => setDeactivateSheetVisible(false)}
           onConfirm={handleDeactivateMedication}
-          title={`停用 ${medication.name}？`}
-          description="停用后，当天已生成的用药计划会一并删除，且无法恢复。"
-          confirmText="确认停用"
-          cancelText="取消"
+          title={t('medications.detail.deactivate.title', { name: medication.name })}
+          description={t('medications.detail.deactivate.description')}
+          confirmText={t('medications.detail.deactivate.confirm')}
+          cancelText={t('medications.detail.deactivate.cancel')}
           destructive
           loading={deactivateLoading}
         />
@@ -1415,7 +1422,7 @@ export default function MedicationDetailScreen() {
                 style={styles.imageViewerFooterButton}
                 onPress={() => setShowImagePreview(false)}
               >
-                <Text style={styles.imageViewerFooterButtonText}>关闭</Text>
+                <Text style={styles.imageViewerFooterButtonText}>{t('medications.detail.imageViewer.close')}</Text>
               </TouchableOpacity>
             </View>
           )}