更新：增加买书确认订单页面

pages/course/index.vue

@@ -7,7 +7,7 @@
         light
         clearable
         class="search-bar"
-        :placeholder="$t('course.searchPlaceholder')"
+        :placeholder="$t('courseHome.searchPlaceholder')"
         @search="handleSearch"
       />
       <view class="icon-hua">
@@ -64,7 +64,7 @@
     <view class="learnBox" v-if="learnList.length > 0">
       <view class="titleBox flexbox">
         <image src="../../static/course/learing.png" mode="aspectFit"></image>
-        <text>{{ $t('course.watchHistory') }}</text>
+        <text>{{ $t('courseHome.watchHistory') }}</text>
       </view>
       <view class="learn flexbox">
         <view
@@ -120,7 +120,7 @@
     <view class="learnBox" v-if="tryListenList.length > 0">
       <view class="titleBox flexbox">
         <image src="../../static/course/try_listen.png" mode="aspectFit"></image>
-        <text>{{ $t('course.tryListen') }}</text>
+        <text>{{ $t('courseHome.tryListen') }}</text>
       </view>
       <view class="learn flexbox shiting">
         <view
@@ -143,14 +143,14 @@
               {{ item.title }}
             </view>
             <view class="buybtn">
-              <span>{{ $t('course.buy') }}</span>
+              <span>{{ $t('courseHome.buy') }}</span>
             </view>
           </view>
         </view>
       </view>
       <view class="moreBox shiting">
-        <text @click="onPageJump('/pages/course/tryListen', 1, $t('course.tryListen'))"
-          >{{ $t('course.moreTryListen') }}</text
+        <text @click="onPageJump('/pages/course/tryListen', 1, $t('courseHome.tryListen'))"
+          >{{ $t('courseHome.moreTryListen') }}</text
         >
       </view>
     </view>