den·tal hy·gien·ist
noun/ˈdentl haɪdʒiːnɪst/
/ˈdentl haɪdʒiːnɪst/
(also hygienist)
- a person who works with a dentist and whose job is to clean people’s teeth and gums and give them advice about keeping them clean
牙齿卫生员：与牙医一起工作的人，其工作是清洁人们的牙齿和牙龈，并给他们有关保持牙齿清洁的建议