periodontics
US /ˌper.i.oʊˈdɑːn.t̬ɪks/
UK /ˌper.i.oʊˈdɑːn.t̬ɪks/
1.
牙周病学
the branch of dentistry concerned with the structures surrounding and supporting the teeth, such as the gums and alveolar bone.
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She specializes in periodontics, focusing on gum disease treatment.
她专攻牙周病学，专注于牙龈疾病的治疗。
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The dental clinic offers a full range of periodontics services.
该牙科诊所提供全方位的牙周病学服务。