一直匀速跑，刚开始可以小步跑慢点才能坚持下去，我刚开始跑每公里七分钟到七分半。

来源: shuitongyao 于 2022-04-22 16:05:41 [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.