是啊，提高步幅，就是提高速度么。那多难啊。乔哥步幅1.9米？

来源: 布兰雅于 2022-04-19 09:34:42 [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.