Foreign websites
【社交】
1、Twitter. It's what's happening.
3、Facebook - Log In or Sign Up
5、reddit: the front page of the internet
【游戏】
【漫画】
1、Manga Stream - Read free manga online!
3、https://mangarock.com/
4、http://mangakakalot.com/
【程序员】
1、Disqus - The #1 way to build an audience on your website
【数据科学】
【知乎】
1、Quora - A place to share knowledge and better understand the world.