应该说，是学数学的。数据和传言，我们只认合理的数据。

来源: 喜清静于 2020-11-17 17:15:15 [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.