| 单词 | 牙根 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔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美国传统〔edge〕His casual arrogance never failed to set my teeth on edge.他那种漫不经心的傲慢态度每次都气得我牙根发痒。外研社新世纪〔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美国传统〔fang〕The root of a tooth.牙根美国传统〔neck〕The part of a tooth between the crown and the root.牙颈：在牙冠和牙根之间的部位美国传统〔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美国传统〔root canal〕A pulp-filled channel in a root of a tooth.牙根管，齿根管：充满牙髓的牙齿根部的管道美国传统〔root canal〕A treatment in which diseased tissue from this part of the tooth is removed and the resulting cavity is filled with an inert material.牙根管填充手术：一种治疗术，把牙根管部的不健全组织除去并在剩下的龋洞中填充一种隋性物质美国传统〔stink〕Having a root canal stinks.做牙根管手术很不舒服。韦氏高阶〔stump〕Her smile broadened to reveal two rows of brown stumps.她微笑时露出两排褐色牙根。剑桥高阶〔wiregrass〕Any of various grasses, such as Bermuda grass, having tough wiry roots or rootstocks.狗牙根，绊根草：一种茎或根茎粗糙而硬直的草类，如绊根草美国传统Her smile broadened to reveal two rows of brown stumps, which were all that was left of her teeth.她微笑时露出两排褐色牙根，她的牙齿就剩下这些。剑桥国际 |
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