這沒什麽。清華engineering school前幾年就世界第一了。

來源: huntridge 於 2017-10-24 22:03:20 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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