diff --git a/codes/typescript/chapter_array_and_linkedlist/my_list.ts b/codes/typescript/chapter_array_and_linkedlist/my_list.ts
index e2b6c00..b2ce468 100644
--- a/codes/typescript/chapter_array_and_linkedlist/my_list.ts
+++ b/codes/typescript/chapter_array_and_linkedlist/my_list.ts
@@ -4,7 +4,7 @@
  * Author: Justin (xiefahit@gmail.com)
  */
 
-// 列表类
+/* 列表类简易实现 */
 class MyList {
     private nums: Array<number>; // 数组（存储列表元素）
     private _capacity: number = 10; // 列表容量