perf(公共链接): 交互区域国际化

frontend/src/components/canvas/components/editor/CanvasOptBar.vue

@@ -22,19 +22,10 @@
         <el-button
           size="mini"
           @click="exportPDF"
-        ><i class="icon iconfont el-icon-download" />下载</el-button>
+        ><i class="icon iconfont el-icon-download" />{{ $t('panel.down') }}</el-button>
       </el-button-group>
     </div>
 
-    <!-- <div
-      v-show="isPublicLink && !isNewBlank"
-      class="bar-main-left"
-    >
-      <el-button
-        size="mini"
-        @click="back2Last"
-      ><i class="icon iconfont el-icon-back" />{{ $t('chart.back') }}</el-button>
-    </div> -->
     <div
       v-else-if="existLinkage"
       class="bar-main-right"

frontend/src/lang/en.js

@@ -1865,6 +1865,7 @@ export default {
     sure_bt: 'Confirm'
   },
   panel: {
+    down: 'Down',
     board: 'Border',
     text: 'Text',
     board_background: 'Background',

frontend/src/lang/tw.js

@@ -1865,6 +1865,7 @@ export default {
     sure_bt: '確定'
   },
   panel: {
+    down: '下載',
     board: '邊框',
     text: '文字',
     board_background: '背景',

frontend/src/lang/zh.js

@@ -1865,6 +1865,7 @@ export default {
     sure_bt: '确定'
   },
   panel: {
+    down: '下载',
     board: '边框',
     text: '文字',
     board_background: '背景',