我估摸着他说的是山顶到山脚的相对高度。

来源: 人生地不熟于 2011-09-19 23:00:01 [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.