| 单词 | 牙根 |
| 释义 | 〔cementum〕A bonelike substance covering the root of a tooth.牙骨质：一种覆盖住牙根的骨状物质〔gum〕The firm connective tissue covered by mucous membrane that envelops the alveolar arches of the jaw and surrounds the bases of the teeth. Also called gingiva 龈，牙床：覆盖着粘膜的坚韧的连接组织，包裹颚上的弓形牙槽及牙根部 也作 gingiva〔pin〕A peg for fixing the crown to the root of a tooth.牙钉：用来将牙冠固定在牙根上的钉子〔endodontics〕The branch of dentistry that deals with diseases of the tooth root, dental pulp, and surrounding tissue.牙髓病学：研究牙根、牙髓及其周围组织疾病的牙医学的一个分支 |
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