這麽簡單的數學都不會算，都在家呆愚鈍了。呼喚聰明的發言人解答。

來源: 貓老板於 2020-04-05 06:58:58 [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