有高中老師，也有博士生，大學老師。教AoPS是兼職。

來源: 籬笆08 於 2023-04-15 19:17:50 [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.