dental hygienistˈdentlhaɪdʒiːnɪst短语⁶³⁰⁷⁹ 基本英英例句 医牙科保健员洁治员 牙齿护理 Noun: someone trained to provide preventive dental service cleaning teeth or taking x-rays Helping patients learn good oral hygiene is the job of the dental hygienist. 帮助病人学习口腔卫生室洗牙师的工作。 hjenglish