正常吧。我大一時學微積分，教授是牛津博士，絕大多數學生聽不懂。但是習題課老師是本科畢業，大家都喜歡因為講得明白。

來源: Rockeymountain 於 2025-10-25 06:46:02 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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