diff --git a/scripts/extract-language.js b/scripts/extract-language.js
index 24fe645f6aef1f75a71eb413a2c5e554c7c6217c..6a9df798ac54a59a9784ae480a5e07d15f5aa03a 100644
--- a/scripts/extract-language.js
+++ b/scripts/extract-language.js
@@ -5,78 +5,71 @@ const crypto = require('crypto')
 const fse = require('fs-extra')
 const shelljs = require('shelljs')
 
-// 输入组件名称，例如 Input 组件， node scripts/extract-language.js Input
-// 组件的 demo.tsx 中 demo 组件名字应该为 组件名称 + Demo，例如：InputDemo，CheckboxDemo 等
-const pkg = process.argv[2]
-
+// utils
 function unique(arr) {
   return Array.from(new Set(arr))
 }
 
-const locales = ['zh-CN', 'zh-TW', 'en-US']
-
-let fileContent = fs
-  .readFileSync(path.join(process.cwd(), `src/packages/${pkg.toLocaleLowerCase()}/demo.tsx`))
-  .toString()
-console.log(fileContent.match(/([0-9a-z]*[\u4e00-\u9fa5]+[0-9]*[\u4e00-\u9fa5()（）0-9a-z\/]*)/gi))
-
-const zh_CN = unique(
-  fileContent.match(/([0-9a-z]*[\u4e00-\u9fa5]+[0-9]*[\u4e00-\u9fa5()（）0-9a-z\/]*)/gi)
-)
-
 function hash(str) {
   const hash = crypto.createHash('sha256')
   hash.update(str)
   return hash.digest('hex').slice(0, 8)
 }
 
-const lang = {}
-const inter = []
+// 输入组件名称，例如 Input 组件， node scripts/extract-language.js Input
+// 组件的 demo.tsx 中 demo 组件名字应该为 组件名称 + Demo，例如：InputDemo，CheckboxDemo 等
+const pkg = process.argv[2]
+const locals = ['zh-CN', 'zh-TW', 'en-US']
+
+const demoFile = path.join(process.cwd(), `src/packages/${pkg.toLocaleLowerCase()}/demo.tsx`)
+let demoContent = fs.readFileSync(demoFile).toString()
+
+console.log(demoContent.match(/([0-9a-z]*[\u4e00-\u9fa5]+[0-9]*[\u4e00-\u9fa5()（）0-9a-z\/]*)/gi))
 
-zh_CN.forEach((item) => {
+const matchingChinese = /([0-9a-z]*[\u4e00-\u9fa5]+[0-9]*[\u4e00-\u9fa5()（）0-9a-z\/]*)/gi
+const unrepeatedChinese = unique(demoContent.match(matchingChinese))
+
+const localTable = {}
+const interfaceType = []
+
+unrepeatedChinese.forEach((item) => {
   const k = hash(item)
-  lang[k] = item
-  inter.push(`"${k}": string`)
+  localTable[k] = item
+  interfaceType.push(`"${k}": string`)
   // 要处理重复
   item = item.replace('(', '\\(').replace(')', '\\)').replace('（', '\\（').replace('）', '\\）')
-  fileContent = fileContent
+  demoContent = demoContent
     .replace(new RegExp(`=\"${item}\"`, 'g'), `={translated['${k}']}`)
     .replace(new RegExp(`>\\s*${item}\\s*<`, 'g'), `>{translated['${k}']}<`)
     .replace(new RegExp(`\'${item}\'`, 'g'), `translated['${k}']`)
 })
 
 // interface
-const interfaceTpl = `interface T {
-  ${inter.join('\n  ')}
+const interfaceTemplate = `interface T {
+  ${interfaceType.join('\n  ')}
 }`
-// console.log(interfaceTpl)
 
 const translate = {}
-locales.forEach((item) => (translate[item] = lang))
-// hooks
-const injectTpl = `
+locals.forEach((item) => (translate[item] = localTable))
+const translateHookTemplate = `
 const [translated] = useTranslate<T>(${JSON.stringify(translate, ' ', 2)})
 `
-// console.log('const ${pkg}Demo = () => {')
 
-fileContent =
+demoContent =
   `import { useTranslate } from '../../sites/assets/locale'\n` +
-  fileContent.replace(
+  demoContent.replace(
     `const ${pkg}Demo = () => {`,
     `
-  ${interfaceTpl}
-
+  ${interfaceTemplate}
   const ${pkg}Demo = () => {
-    ${injectTpl}
+    ${translateHookTemplate}
   `
   )
 
-// console.log(fileContent)
-
 fse
   .outputFile(
     path.join(process.cwd(), `src/packages/${pkg.toLocaleLowerCase()}/demo.locale.tsx`),
-    fileContent,
+    demoContent,
     'utf8'
   )
   .then(() => {