买干嘛？双腿分开两手扣于背，上体下弯，轻慢引意于颈，要稍有坠意，腰椎放松而持续。起来时用肩背力拉或手扶。

来源: gtcharlie 于 2016-02-25 13:51:53 [旧帖] [给我悄悄话] 本文已被阅读：次

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