更正一下：是线外过一点可以有不止一条平行线。任何几何学中“平行线”的定义都是不相交的线。

来源: trivial 于 2023-03-20 11:43:34 [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.