diff --git a/aio/content/dict/checker.spec.ts b/aio/tools/translator/checker.spec.ts
similarity index 94%
rename from aio/content/dict/checker.spec.ts
rename to aio/tools/translator/checker.spec.ts
index 969d3e1e2d..d2cbb08d11 100644
--- a/aio/content/dict/checker.spec.ts
+++ b/aio/tools/translator/checker.spec.ts
@@ -1,9 +1,10 @@
 import { expect } from 'chai';
 import { DictEntry } from './dict-entry';
+import { dirs } from './dirs';
 import { gatherFromMarkdownFiles, isTranslation } from './extractor';
 
 describe('auto check translations', function () {
-  const entries = gatherFromMarkdownFiles(__dirname + '/../')
+  const entries = gatherFromMarkdownFiles(dirs.content)
     .filter(isNotCheatSheet)
     .filter(isNotMarketingDocs)
     .filter(isNotCnPages);
diff --git a/aio/content/dict/dict-1.json b/aio/tools/translator/dict-1.json
similarity index 100%
rename from aio/content/dict/dict-1.json
rename to aio/tools/translator/dict-1.json
diff --git a/aio/content/dict/dict-2.json b/aio/tools/translator/dict-2.json
similarity index 100%
rename from aio/content/dict/dict-2.json
rename to aio/tools/translator/dict-2.json
diff --git a/aio/content/dict/dict-3.json b/aio/tools/translator/dict-3.json
similarity index 100%
rename from aio/content/dict/dict-3.json
rename to aio/tools/translator/dict-3.json
diff --git a/aio/content/dict/dict-entry.ts b/aio/tools/translator/dict-entry.ts
similarity index 100%
rename from aio/content/dict/dict-entry.ts
rename to aio/tools/translator/dict-entry.ts
diff --git a/aio/tools/translator/dirs.ts b/aio/tools/translator/dirs.ts
new file mode 100644
index 0000000000..ddfa382544
--- /dev/null
+++ b/aio/tools/translator/dirs.ts
@@ -0,0 +1,9 @@
+export const dirs = {
+  aio: __dirname + '/../../',
+  get content(): string {
+    return this.aio + 'content/';
+  },
+  get here(): string {
+    return this.aio + 'tools/translator/';
+  },
+};
diff --git a/aio/content/dict/extractor.spec.ts b/aio/tools/translator/extractor.spec.ts
similarity index 78%
rename from aio/content/dict/extractor.spec.ts
rename to aio/tools/translator/extractor.spec.ts
index b7703c6a77..d1858d6bf4 100644
--- a/aio/content/dict/extractor.spec.ts
+++ b/aio/tools/translator/extractor.spec.ts
@@ -1,4 +1,5 @@
 import { expect } from 'chai';
+import { dirs } from './dirs';
 import { gatherFromMarkdownFiles, gatherTranslations, listMarkdownFiles, splitAndTrim } from './extractor';
 
 describe('gather to dictionary', () => {
@@ -31,20 +32,20 @@ describe('gather to dictionary', () => {
 
   it('should gather from real file', function () {
     const fs = require('fs');
-    const content = fs.readFileSync(__dirname + '/../guide/forms.md', 'utf-8');
+    const content = fs.readFileSync(dirs.content + 'guide/forms.md', 'utf-8');
     const result = gatherTranslations(content);
     expect(result[0]).eql({original: '# Forms', translation: '# 表单'});
   });
 
   it('should list files recursive', function () {
-    expect(listMarkdownFiles(__dirname + '/../').length).greaterThan(10);
+    expect(listMarkdownFiles(dirs.content).length).greaterThan(10);
   });
 
   it('should gather from directory', () => {
-    const entries = gatherFromMarkdownFiles(__dirname + '/../');
+    const entries = gatherFromMarkdownFiles(dirs.content);
     const dict = JSON.stringify(entries, null, 2);
     const fs = require('fs');
-    fs.writeFileSync(__dirname + '/../dict/dict-3.json', dict, 'utf-8');
+    fs.writeFileSync(dirs.here + 'dict-3.json', dict, 'utf-8');
     expect(entries.length).greaterThan(100);
   });
 
diff --git a/aio/content/dict/extractor.ts b/aio/tools/translator/extractor.ts
similarity index 100%
rename from aio/content/dict/extractor.ts
rename to aio/tools/translator/extractor.ts
diff --git a/aio/content/dict/translate.spec.ts b/aio/tools/translator/translate.spec.ts
similarity index 100%
rename from aio/content/dict/translate.spec.ts
rename to aio/tools/translator/translate.spec.ts
diff --git a/aio/content/dict/translate.ts b/aio/tools/translator/translate.ts
similarity index 100%
rename from aio/content/dict/translate.ts
rename to aio/tools/translator/translate.ts