diff --git a/mobile-uni/src/pages/supervisor/index/index.vue b/mobile-uni/src/pages/supervisor/index/index.vue
index 42a23430..cb92c124 100644
--- a/mobile-uni/src/pages/supervisor/index/index.vue
+++ b/mobile-uni/src/pages/supervisor/index/index.vue
@@ -170,10 +170,21 @@
 
       <view v-if="detail.dialogue?.length" class="subsection">
         <text class="subsection-title">对话片段</text>
-        <view v-for="turn in detail.dialogue" :key="turn.role + turn.text" class="dialogue-row">
+        <view v-for="(turn, index) in detail.dialogue" :key="turn.role + turn.text + index" class="dialogue-row">
           <text class="dialogue-label">{{ turn.label }}</text>
           <text class="dialogue-text">{{ turn.text }}</text>
-          <audio v-if="audioSrc(turn)" class="dialogue-audio" controls :src="audioSrc(turn)"></audio>
+          <view v-if="hasAudio(turn)" class="dialogue-audio-block">
+            <audio v-if="audioSrc(turn, index)" class="dialogue-audio" controls :src="audioSrc(turn, index)"></audio>
+            <button
+              v-else
+              class="secondary-button audio-button"
+              :disabled="audioLoading[audioKey(index)]"
+              @click="loadAudio(turn, index)"
+            >
+              {{ audioLoading[audioKey(index)] ? '加载中' : '加载录音' }}
+            </button>
+            <text v-if="audioErrors[audioKey(index)]" class="audio-error">{{ audioErrors[audioKey(index)] }}</text>
+          </view>
         </view>
       </view>
 
@@ -235,12 +246,12 @@
 </template>
 
 <script setup lang="ts">
-import { computed, nextTick, ref } from 'vue';
+import { computed, nextTick, onBeforeUnmount, ref } from 'vue';
 import { onShow } from '@dcloudio/uni-app';
-import type { PracticeAlert, PracticeAssignment, PracticeRecord, ReviewDetail } from '@/types/api';
+import type { PracticeAlert, PracticeAssignment, PracticeRecord, ReviewDetail, ReviewDialogue } from '@/types/api';
 import { isLoggedIn, rememberLoginRedirect } from '@/services/auth';
 import { resetPageScroll } from '@/services/navigation';
-import { apiUrl } from '@/services/api';
+import { authenticatedFileUrl, releaseAuthenticatedFileUrl } from '@/services/api';
 import {
   createPracticeAssignment,
   getPracticeAlerts,
@@ -269,14 +280,43 @@ const loading = ref(false);
 const marking = ref(false);
 const assigning = ref(false);
 const message = ref('');
+const audioSources = ref<Record<string, string>>({});
+const audioLoading = ref<Record<string, boolean>>({});
+const audioErrors = ref<Record<string, string>>({});
 const scenarioOptions = [
   { id: 'fee-parking', name: '催费沟通' },
   { id: 'complaint-water', name: '投诉接待' },
   { id: 'repair-elevator-delay', name: '电梯故障' }
 ];
 
-const audioSrc = (turn: { audioOssId?: number | string; audioUrl?: string }) =>
-  turn.audioOssId ? apiUrl(`/api/aihr/mobile/oss/${turn.audioOssId}`) : turn.audioUrl || '';
+const audioKey = (index: number) => `${detail.value?.id || 'review'}-${index}`;
+const hasAudio = (turn: ReviewDialogue) => Boolean(turn.audioOssId || turn.audioUrl);
+const audioSrc = (turn: ReviewDialogue, index: number) =>
+  audioSources.value[audioKey(index)] || (!turn.audioOssId ? turn.audioUrl || '' : '');
+
+const releaseAudioSources = () => {
+  Object.values(audioSources.value).forEach(releaseAuthenticatedFileUrl);
+  audioSources.value = {};
+  audioLoading.value = {};
+  audioErrors.value = {};
+};
+
+const loadAudio = async (turn: ReviewDialogue, index: number) => {
+  const key = audioKey(index);
+  if (audioSrc(turn, index) || !turn.audioOssId || audioLoading.value[key]) return;
+  audioLoading.value = { ...audioLoading.value, [key]: true };
+  audioErrors.value = { ...audioErrors.value, [key]: '' };
+  try {
+    audioSources.value = {
+      ...audioSources.value,
+      [key]: await authenticatedFileUrl(`/api/aihr/mobile/oss/${turn.audioOssId}`)
+    };
+  } catch {
+    audioErrors.value = { ...audioErrors.value, [key]: '录音加载失败' };
+  } finally {
+    audioLoading.value = { ...audioLoading.value, [key]: false };
+  }
+};
 
 const scenarioIdForText = (text: string) => {
   if (/电梯/.test(text)) return 'repair-elevator-delay';
@@ -317,6 +357,7 @@ const resetAssignmentDraft = () => {
 };
 
 const clearSupervisorData = () => {
+  releaseAudioSources();
   reviews.value = [];
   assignments.value = [];
   alerts.value = [];
@@ -497,6 +538,7 @@ const loadPage = async () => {
       getPracticeAlerts()
     ]);
     if (detail.value && !reviews.value.some((item) => item.id === detail.value?.id)) {
+      releaseAudioSources();
       detail.value = null;
     }
   } catch (error) {
@@ -564,6 +606,7 @@ const openReview = async (item: PracticeRecord) => {
     return;
   }
   message.value = '';
+  releaseAudioSources();
   try {
     detail.value = await getPracticeReviewDetail(item.id);
     advice.value = '';
@@ -603,6 +646,7 @@ const markReviewed = async () => {
       nextReason: nextScenarioId.value ? nextReason.value.trim() : undefined
     });
     uni.showToast({ title: assignedNext ? '已复盘并派专项' : '已复盘', icon: 'none' });
+    releaseAudioSources();
     detail.value = null;
     advice.value = '';
     incentivePoint.value = '';
@@ -625,6 +669,8 @@ onShow(() => {
   resetPageScroll();
   void loadPage();
 });
+
+onBeforeUnmount(releaseAudioSources);
 </script>
 
 <style scoped>
@@ -1039,9 +1085,24 @@ onShow(() => {
 .dialogue-audio {
   display: block;
   width: 100%;
+}
+
+.dialogue-audio-block {
   margin-top: 10px;
 }
 
+.audio-button {
+  width: 104px;
+  min-height: 36px;
+}
+
+.audio-error {
+  display: block;
+  margin-top: 6px;
+  color: #dc2626;
+  font-size: 12px;
+}
+
 .score-value {
   color: #0f172a;
   font-size: 20px;
diff --git a/mobile-uni/src/services/api.ts b/mobile-uni/src/services/api.ts
index 4af86aed..92410a65 100644
--- a/mobile-uni/src/services/api.ts
+++ b/mobile-uni/src/services/api.ts
@@ -102,3 +102,47 @@ export const apiRequest = async <T>(options: RequestOptions): Promise<T> => {
 
   return readPayload<T>(response.statusCode, response.data);
 };
+
+export const authenticatedFileUrl = async (url: string): Promise<string> => {
+  const fullUrl = normalizeUrl(url);
+  if (typeof XMLHttpRequest !== 'undefined' && typeof URL !== 'undefined') {
+    return new Promise((resolve, reject) => {
+      const xhr = new XMLHttpRequest();
+      xhr.open('GET', fullUrl);
+      xhr.responseType = 'blob';
+      Object.entries(authHeaders(false)).forEach(([key, value]) => xhr.setRequestHeader(key, value));
+      xhr.onload = () => {
+        if (xhr.status >= 200 && xhr.status < 300) {
+          resolve(URL.createObjectURL(xhr.response));
+          return;
+        }
+        if (xhr.status === 401 || xhr.status === 403) clearAuth();
+        reject(new Error(`HTTP ${xhr.status}`));
+      };
+      xhr.onerror = () => reject(new Error('网络请求失败'));
+      xhr.send();
+    });
+  }
+
+  return new Promise((resolve, reject) => {
+    uni.downloadFile({
+      url: fullUrl,
+      header: authHeaders(false),
+      success: (response) => {
+        if (response.statusCode >= 200 && response.statusCode < 300) {
+          resolve(response.tempFilePath);
+          return;
+        }
+        if (response.statusCode === 401 || response.statusCode === 403) clearAuth();
+        reject(new Error(`HTTP ${response.statusCode}`));
+      },
+      fail: () => reject(new Error('网络请求失败'))
+    });
+  });
+};
+
+export const releaseAuthenticatedFileUrl = (url: string) => {
+  if (url.startsWith('blob:') && typeof URL !== 'undefined') {
+    URL.revokeObjectURL(url);
+  }
+};