规则挺严的，因为是奥运。自行车开始/结束时，有两面红旗，地上有红线，一脚踏出红线就oops了。

来源: 布兰雅于 2024-06-06 12:29:35 [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.