非常感謝老柏樹和蕭邦邦的評論！改革開放後誰在北美拿了第一個博士我真不知道，學習了！

來源: 鯉魚塘的魚於 2022-09-04 13:57:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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