求式!!! !!!!!!!!!!
圖片參考:http://i305.photobucket.com/albums/nn203/iris993/50705ef2.jpg
收錄日期: 2021-04-13 17:09:24
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100320000051KK01523