| 例句 |
practitionernoun one who brings an art or science to full realizationa French doctor who was once the most famous practitioner of natural childbirth exponent, expounder, guru, high priest, interpreter dean, doyen, grand old manideologue(also idealogue), philosopher, theoristadvocate, apostle, backer, booster, champion, promoter, proponent, supporter in 1535 |