“他們走了幾步，然後休息一會，再走幾步，然後再休息一會...” 不是“劇烈運動”

來源: 金寶豬於 2019-04-01 18:44:35 [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.