https://blog.youkuaiyun.com/hexin1990zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/hexin1990/article/details/40456385https://blog.youkuaiyun.com/hexin1990/article/details/40456385hexin1990Sat, 25 Oct 2014 20:36:53 +0800>str（只能读取一个单词）都是面向行的输入。]]>