显示音频总长度

src/features/OnlineExam/Examing/QuestionAudio.vue

@@ -9,7 +9,7 @@
       :name="name"
       :src="src"
       v-on="$listeners"
-      style="width: 240px"
+      style="width: 290px"
     ></audio>
 
     <span v-if="!shouldShowAudio" style="color: blueviolet;">