跳是沒問題，但如果學得半生不熟的，真要用時不夠，有啥意義？數學要學好，不僅老師要教得好，自己還得有充分的時間琢磨和推導

來源: linda2 於 2025-02-13 22:34:00 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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