標準裏有“臀部必須長，略微向下傾斜，與水平夾角為23度”的要求，所以這樣，個人感覺和髖關節沒必然聯係。

來源: hannajingang 於 2013-10-29 15:48:47 [舊帖] [給我悄悄話] 本文已被閱讀：次

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