你在國內初中沒學過幾何？還有點三角函數啥的。

來源: Rockeymountain 於 2020-05-03 15:48:15 [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.

Change Ad Consent