A question is the link following.
http://s675.photobucket.com/albums/vv116/mebo8866/?action=view¤t=Q5.png
Please kindly explain the solution.
收錄日期: 2021-04-19 14:17:00
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20090504000051KK00238