我見過一種靠牆練的。就是後背靠牆蹲下去，上身大腿，大腿小腿都是90度。一樣的效果嗎？

來源: Michelangelo 於 2019-01-24 10:05:41 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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