wife wife, my dear wife

來源: :-} 於 2010-11-06 17:06:02 [檔案] [博客] [舊帖] [給我悄悄話] 閱讀數 : (48 bytes)

回答: 第三個方程實際上是X+2Y+Z等於120度(R=1)的弓形麵積由 herwife 於 2010-11-06 16:43:07

太難了，咱不解了哈？今晚可以多睡一小時。

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• 拿個圓規比劃比劃, 想不出不許睡! -herwife- ♂ (0 bytes) () 11/06/2010 postreply 17:35:15

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