应该是 ladder frame 吧？没玩过，只座过一两次。价格有点高。

来源: 佚木于 2017-10-10 17:15:57 [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.