diff --git a/README.md b/README.md
index 740dd5f..a242ece 100644
--- a/README.md
+++ b/README.md
@@ -106,6 +106,20 @@ JS 数据类型分为两大类及八种数据类型，注意别漏了 ES6 新增
   - [ ] [You Don't Know JS 第二版中对于闭包的解释](https://github.com/getify/You-Dont-Know-JS/blob/2nd-ed/scope-closures/ch7.md)，该版本暂无中文翻译，读者可用 [DeepL](https://www.deepl.com/translator) 进行翻译。
   - [ ] [JavaScript 的静态作用域链与“动态”闭包链](https://juejin.cn/post/6957913856488243237)
   - [ ] [知乎中关于闭包的讨论](https://www.zhihu.com/question/34210214)
+
+### 作用域
+
+作用域是指程序中定义变量的区域，该位置决定了变量的生命周期，也就是变量和函数的可访问范围。
+
+- [ ] 文档
+  - [ ] [作用域](https://developer.mozilla.org/en-US/docs/Glossary/Scope)
+  - [ ] [块作用域](https://developer.mozilla.org/en-US/docs/Glossary/Block/Scripting)
+- [ ] 推荐文章
+  - [ ] [JavaScript 深入之词法作用域和动态作用域](https://github.com/mqyqingfeng/Blog/issues/3)
+  - [ ] [JavaScript 深入之作用域链](https://github.com/mqyqingfeng/Blog/issues/6)
+  - [ ] [Variable scope, closure](https://javascript.info/closure)，另有 [中文翻译版](https://zh.javascript.info/closure)
+  - [ ] [You Don't Know JS Yet: Scope & Closures](https://github.com/getify/You-Dont-Know-JS/tree/2nd-ed/scope-closures)
+  - [ ] [The battle between function scope and block scope](https://www.deadcoderising.com/2017-04-11-es6-var-let-and-const-the-battle-between-function-scope-and-block-scope/)
   
 ### 事件循环