diff --git a/frontend/src/business/components/track/case/components/TestCaseEdit.vue b/frontend/src/business/components/track/case/components/TestCaseEdit.vue
index 9d9addf80b..47534ead9f 100644
--- a/frontend/src/business/components/track/case/components/TestCaseEdit.vue
+++ b/frontend/src/business/components/track/case/components/TestCaseEdit.vue
@@ -211,7 +211,7 @@
         </el-row>
 
         <el-row style="margin-top: 15px;margin-bottom: 10px">
-          <el-col :offset="2" :span="20">附件:
+          <el-col :offset="2" :span="20">{{ $t('test_track.case.attachment') }}:
             <el-upload
               accept=".jpg,.jpeg,.png,.xlsx,.doc,.pdf,.docx"
               action=""
@@ -223,7 +223,7 @@
               :limit="8"
               :file-list="fileList">
               <el-button icon="el-icon-plus" size="mini"></el-button>
-              <span slot="tip" class="el-upload__tip"> 只能上传jpg、jpeg、png、docx、doc、pdf、xlsx文件 </span>
+              <span slot="tip" class="el-upload__tip"> {{ $t('test_track.case.upload_tip') }} </span>
             </el-upload>
           </el-col>
         </el-row>
diff --git a/frontend/src/business/components/track/case/components/TestCaseFile.vue b/frontend/src/business/components/track/case/components/TestCaseFile.vue
index dbbb9dea29..df4243b4df 100644
--- a/frontend/src/business/components/track/case/components/TestCaseFile.vue
+++ b/frontend/src/business/components/track/case/components/TestCaseFile.vue
@@ -1,7 +1,7 @@
 <template>
   <el-dialog :visible.sync="dialogVisible" width="80%" :destroy-on-close="true" :before-close="close">
     <div>
-      <img :src="'/test/case/file/preview/' + file.id" alt="图片显示异常" style="width: 100%;height: 100%;"
+      <img :src="'/test/case/file/preview/' + file.id" :alt="$t('test_track.case.img_loading_fail')" style="width: 100%;height: 100%;"
            v-if="file.type === 'JPG' || file.type === 'JPEG' || file.type === 'PNG'">
       <div v-if="file.type === 'PDF'">
         <test-case-pdf :file-id="file.id"/>
diff --git a/frontend/src/business/components/track/case/components/TestCasePdf.vue b/frontend/src/business/components/track/case/components/TestCasePdf.vue
index 520ddb32b9..2764765939 100644
--- a/frontend/src/business/components/track/case/components/TestCasePdf.vue
+++ b/frontend/src/business/components/track/case/components/TestCasePdf.vue
@@ -27,7 +27,7 @@ export default {
       this.loading = false;
     }).catch(() => {
       this.loading = false;
-      this.$error("pdf 加载失败");
+      this.$error(this.$t('test_track.case.pdf_loading_fail'));
     })
   }
 }
diff --git a/frontend/src/i18n/en-US.js b/frontend/src/i18n/en-US.js
index 9cb0b2342b..47455903df 100644
--- a/frontend/src/i18n/en-US.js
+++ b/frontend/src/i18n/en-US.js
@@ -742,6 +742,10 @@ export default {
       status_pass: 'Pass',
       status_un_pass: 'UnPass',
       cancel_relevance_project: "Disassociating the project will also cancel the associated test cases under the project",
+      img_loading_fail: "Image failed to load",
+      pdf_loading_fail: "PDF loading failed",
+      upload_tip: "Only jpg, jpeg, png, docx, doc, pdf, xlsx files can be uploaded",
+      attachment: "Attachment",
       import: {
         import: "Import test case",
         case_import: "Import test case",
diff --git a/frontend/src/i18n/zh-CN.js b/frontend/src/i18n/zh-CN.js
index e2a0e1f810..c8d98d3b00 100644
--- a/frontend/src/i18n/zh-CN.js
+++ b/frontend/src/i18n/zh-CN.js
@@ -746,6 +746,10 @@ export default {
       status_pass: '通过',
       status_un_pass: '未通过',
       cancel_relevance_project: "取消项目关联会同时取消该项目下已关联的测试用例",
+      img_loading_fail: "图片加载失败",
+      pdf_loading_fail: "PDF加载失败",
+      upload_tip: "只能上传jpg、jpeg、png、docx、doc、pdf、xlsx文件",
+      attachment: "附件",
       import: {
         import: "导入用例",
         case_import: "导入测试用例",
diff --git a/frontend/src/i18n/zh-TW.js b/frontend/src/i18n/zh-TW.js
index d5f21851b9..9710e9d33a 100644
--- a/frontend/src/i18n/zh-TW.js
+++ b/frontend/src/i18n/zh-TW.js
@@ -746,6 +746,10 @@ export default {
       status_pass: '通過',
       status_un_pass: '未通過',
       cancel_relevance_project: "取消項目關聯會同時取消該項目下已關聯的測試用例",
+      img_loading_fail: "圖片加載失敗",
+      pdf_loading_fail: "PDF加載失敗",
+      upload_tip: "只能上傳jpg、jpeg、png、docx、doc、pdf、xlsx文件",
+      attachment: "附件",
       import: {
         import: "導入用例",
         case_import: "導入測試用例",