http://mt.sohu.com/20150603/n414349613.shtml 科普一分钟：USB Type-C到底是什么？
https://www.zhihu.com/question/54556984/answer/140072076
https://www.zhihu.com/question/36267481/answer/135144911
https://zhuanlan.zhihu.com/p/24665506
https://www.zhihu.com/question/28361522/answer/133686819
https://www.zhihu.com/question/28062326/answer/42568204
https://zhuanlan.zhihu.com/p/24774947
https://zhuanlan.zhihu.com/p/24761285
https://zhuanlan.zhihu.com/p/22987488
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