好奇觀，好奇冰柱是如何形成的？難道是一夜降溫凍起來的？

來源: 微微蔚藍於 2013-03-12 03:36:25 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.