research and development به انگلیسی
From Longman Dictionary
reˌsearch and deˈvelopment noun [uncountable]
Example
It will have a capacity of 30 megawatts and will serve as a research and development centre
They have a research and development team
In such a situation, investment generally, and research and development spending in particular, might suffer
Now, the company is poised to deliver on the promise it has used to leverage its future during research and development
Our total expenditure on research and development in the past year amounted to £25.0 million