R&D division怎么翻译?

foreign affairs defense and trade division是什么啊,怎么翻译 division "R&D" 英语怎么读 the Africa division of Human Rights Watch怎样翻译 floating point division by zero请高手翻译一下.. 谢谢帮忙翻译下floating point division by zero 翻译ALL materials to the Graduate Division by February 15. 开机弹出floating point division by zero怎么处理 Find the remainder R by long division and by the remainder t R&D Center 英语怎么念? d,r,b,l,怎么组成英语单词? division是什么意思