n.开发者,<摄>显影剂,显像剂
Tom is a real estate developer.
汤姆是位房地产开发商.
John Bardeen was also co-developer of the theory of superconductivity.
约翰·巴丁也是超导电性理论的创立者之一。
He was a very late developer.
他发育相当晚。