呵呵，说的好像你能看明白哪里做坏了似的，，，，连泊松比都不知道。。。。

来源: 500miles 于 2020-11-03 07:44:58 [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.