diff --git a/8-web-components/index.md b/8-web-components/index.md
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@@ -1,3 +1,3 @@
 # Web components
 
-Web components is a set of standards to make self-contained components: custom HTML-elements with their own properties and methods, encapsulated DOM and styles.
+Web components 是用于创建独立组件的一组标准：自定义 HTML 元素，它们具有自己的属性和方法，封装好的 DOM 和样式。