微博,即微博客(Micro Blog),是一个基于用户关系的信息分享、传播以及获取平台,以140字左右的文字更新信息,并实现即时分享。“一只蝴蝶在热带轻轻扇动一下翅膀,遥远的国家就可能造成一场飓风。”这便是众所周知的蝴蝶效应。看似不可思议,而这一切却真实地发生在我们的现实生活中。在信息爆炸的年代,“传播”无疑是一个关键词, Weibo, or Micro Blog, is a platform for information sharing, dissemination and access based on user relationships. It updates information in 140 words or so and realizes instant sharing. “A butterfly flaps its wings gently in the tropics and distant countries can create a hurricane.” “This is the butterfly effect we all know. Seems inconceivable, but all this really happened in our real life. In the era of information explosion, ”spread " is undoubtedly a key word,