每天做50个俯卧撑，除了腹肌还锻炼了胳膊，不是更给力？

来源: internuts 于 2014-05-10 07:31:38 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.