哈哈哈（他是數學家，我是理工女，甘拜下風 ;-)。您不也是77級的嗎？；-）

來源: 最西邊的島上於 2025-03-03 11:21:32 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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