原理是什麽？老年呆癡是大腦問題，但你說的鍛煉是身體肌肉肢體等的改進。

來源: 6degrees 於 2023-08-03 05:46:41 [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.