爭論半天，是算術阿。

來源: 低頭的穀穗11 於 2015-07-23 07:15:13 [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.