前半部分我已经说过了,后半部分在书中去找答案吧
The first half I already told you; the last half you go and get from the book.
这样翻译比较贴切、地道
希望帮到了你,满意敬请采纳,谢谢
我是加拿大人,前海外英语老师。
i have already told you the first half, you can find your answer of the other half from the book
I have mentioned the first half . As to the other half you can find the answer in the book.
The first half, I have already said, the second half to find the answer in the book.