名词正牙学
1. 正畸学：口腔正畸学(Orthodontics )、口腔预防医学(oral prophylaxis)等专业. 口腔疾病是人类的常见病、...
2. 口腔正畸学：口腔正畸学(orthodontics)是口腔科学中的一个重要分支,是研究矫正牙齿的排列不齐、矫正上下牙弓牙合关系的异常,以及牙、颌与颅面关系的不协调,研究错牙合畸形的病因、诊断、预防、矫治的科学.
3. 牙齿矫正：智力不足:mental deficiency | 牙齿矫正:orthodontics | 发烧:fever
1. She went through a series of treatments, such as scaling and orthodontics.
noun
1. the branch of dentistry dealing with the prevention or correction of irregularities of the teeth
Synonym: orthodontia orthodonture dental orthopedics dental orthopaedics