都學了更高級的物理了，為啥還要補低級的物理課呢？這種邏輯上說不通啊，難道不等同於skip了中間一級的？

來源: 兩女寶媽於 2025-07-28 10:57:10 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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