好！太好了！引體向上就是記住你說的背發力，每次練習我都有意識地focus on背。很有用。

來源: 古來萬事於 2022-08-02 20:38:54 [舊帖] [給我悄悄話] 本文已被閱讀：次

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