把两边灯泡对换一下你就知道了.灯泡坏了或者我的头晕了.

来源: 我胡说八道于 2010-09-01 11:35:31 [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.