哈哈哈，感觉第二个更有意思，是不是利用了眼睛的错觉？

来源: 七彩奶油于 2011-08-21 10:08:09 [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.