練習單個腿腳站樓梯第一個台階，另條腿由髖關節帶動整條腿大幅甩動，通過強健肌腱與韌帶，

來源: 華灜於 2020-05-19 17:30:58 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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