exponentKK [ˋɛkˏsponənt] /ˈɛkˌspoʊnənt/发音名词1倡导者、拥护者、提倡者正式She was a leading exponent of free trade in the region.她是该地区自由贸易的重要倡导者。2代表人物、高手、典范He is widely regarded as the finest exponent of jazz guitar.他被公认为爵士吉他最出色的代表人物。3指数、次方数学In two to the fifth power, five is the exponent.在二的五次方中,五就是指数。用这个字练口说→