docs: improve code comments (#1911)

src/components/Tinymce/components/EditorImage.vue

@@ -1,7 +1,7 @@
 <template>
   <div class="upload-container">
     <el-button :style="{background:color,borderColor:color}" icon="el-icon-upload" size="mini" type="primary" @click=" dialogVisible=true">
-      上传图片
+      upload
     </el-button>
     <el-dialog :visible.sync="dialogVisible">
       <el-upload
@@ -16,14 +16,14 @@
         list-type="picture-card"
       >
         <el-button size="small" type="primary">
-          点击上传
+          Click upload
         </el-button>
       </el-upload>
       <el-button @click="dialogVisible = false">
-        取 消
+        Cancel
       </el-button>
       <el-button type="primary" @click="handleSubmit">
-        确 定
+        Confirm
       </el-button>
     </el-dialog>
   </div>
@@ -54,7 +54,7 @@ export default {
     handleSubmit() {
       const arr = Object.keys(this.listObj).map(v => this.listObj[v])
       if (!this.checkAllSuccess()) {
-        this.$message('请等待所有图片上传成功 或 出现了网络问题，请刷新页面重新上传！')
+        this.$message('Please wait for all images to be uploaded successfully. If there is a network problem, please refresh the page and upload again!')
         return
       }
       this.$emit('successCBK', arr)