我明佢問題同識答...但係我唔識用個技巧答番出黎..
1)in direction such 2'4,3'4and4'4,what does the top number tell you?!
2)and what does the bottm number tell you?
3)so what is the full meaning of 2'4?
4)and what is the full meaning of 3'4?
收錄日期: 2021-04-13 14:35:11
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071126000051KK04103