a person who supports an idea, theory, etc. and persuades others that it is good （观点、理论等的）拥护者，鼓吹者，倡导者 She was a leading exponent of free trade during her political career 她从政期间是自由贸易的主要倡导者。 Huxley was an exponent of Darwin’s theory of evolution. 赫胥黎是达尔文进化论的倡导者。
Oxford Collocations Dictionaryadjective- chief
- foremost
- leading
- …
- exponent of
a person who is able to perform a particular activity with skill （某种活动的）能手，大师 the most famous exponent of the art of mime 最著名的哑剧表演艺术大师 a leading exponent of the Japanese flute 日本长笛大师
Oxford Collocations Dictionaryadjective- chief
- foremost
- leading
- …
- exponent of
- (
mathematics 数学 a raised figure or symbol that shows how many times a quantity must be multiplied by itself, for example the figure 4 in a4 指数
Word Originlate 16th cent. (as an adjective in the sense ‘expounding’): from Latin exponent- ‘putting out’, from the verb exponere ‘expose, publish, explain’, from ex- ‘out’ + ponere ‘put’.