小屋見大屋, 小π(3.14)見大兀(3.1415926535 ............)

來源: 11>2 於 2012-08-26 18:39:03 [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.