对，北极圈里就黑2-3小时，天就亮了。

来源: ^3.1415926^ 于 2011-07-14 13:12:09 [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.