Update README-CN.md

Author: huangshuwei

README-CN.md

@@ -172,11 +172,11 @@ Example:
 
 ## 支持环境
 
--   现代浏览器和 IE10 及以上
+-   现代浏览器和 IE11 及以上
 
 | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/edge/edge_48x48.png" alt="IE / Edge" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>IE / Edge | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/firefox/firefox_48x48.png" alt="Firefox" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Firefox | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/chrome/chrome_48x48.png" alt="Chrome" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Chrome | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/safari/safari_48x48.png" alt="Safari" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Safari | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/opera/opera_48x48.png" alt="Opera" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Opera |
 | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
-| IE10, IE11, Edge                                                                                                                                                                                                | last 2 versions                                                                                                                                                                                                   | last 2 versions                                                                                                                                                                                               | last 2 versions                                                                                                                                                                                               | last 2 versions                                                                                                                                                                                           |
+| IE11, Edge                                                                                                                                                                                                      | last 2 versions                                                                                                                                                                                                   | last 2 versions                                                                                                                                                                                               | last 2 versions                                                                                                                                                                                               | last 2 versions                                                                                                                                                                                           |
 
 ## 如何贡献