其实不难，俺本来想拿出来猜的，但是觉得太容易

来源: blueVelvet 于 2013-08-02 05:53:59 [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.