expert /ˈekspə:t/ I. n. [c] 专家，高手：an expert on foreign affairs外交专家 An expert is one who knows more and more about less and less. ［谚］专家就是在越来越小的范围内知道得越来越多的人。‖II.adj. 熟练的：He is expert at/in driving cars. 他开车技术熟练。