馬步樁是腿岔開比肩寬，別小看這點兒變化，著力點重心位置不同，做Wall sit可比蹲馬步難持久。

來源: jck66 於 2018-05-05 11:20:44 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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