肢體擺動方式，主要受關節滑麵及周邊韌帶緊張度的限製。成年人的關節，如石板路上的車轍，輪子總會掉進去

來源: fuz 於 2023-11-20 08:44:59 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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