疑問：1.經濟學要用什麽數學？我以為就是會計的+20%再-20%. 2.學校還管你穿什麽衣服？這麽大了父母都管不了嘛。

來源: Seattle101 於 2024-03-01 15:11:15 [舊帖] [給我悄悄話] 本文已被閱讀：次

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