物理是实验科学，除非家里可以弄个物理实验室，不然瞎耽误功夫还不如让孩子出门疯跑

来源: Lionkingmom 于 2023-06-09 20:48:12 [旧帖] [给我悄悄话] 本文已被阅读：次

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