因为正常人对这种小概率事件描述时，不会用这种方式。就这么简单。

来源: davidhu1999 于 2017-10-16 14:06:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.