| 单词 | 牙科 |
| 释义 | 〔pedodontics〕The branch of dentistry that deals with the care and treatment of children's teeth.儿童牙科学：牙科的一个专门负责护理和治疗儿童牙齿的分支〔gag〕A device placed in the mouth to keep it open, as in dentistry.张口器：如牙科中放在嘴里使嘴张开的装置〔trituration〕The composing of a dental amalgam by mortar and pestle.研磨，捣碎：用作杵和臼来制作一种牙科用混合物的过程〔appliance〕A dental or surgical device designed to perform a therapeutic or corrective function.医疗器械：设计用来进行治病或具有矫正功能的牙科或外科医疗器械〔denturist〕A dental technician specializing in making and fitting dentures as a direct service to the public rather than through a licensed dentist.假牙师：一种牙科技术师，其专长在于制造和安装假牙，他可以直接为公众服务，而不必通过有执照的牙科医生〔rhatany〕The dried root of either of these plants, formerly used as an astringent and now used in various dental preparations, such as toothpaste and mouthwash.孔裂药豆干根：任一种这样的植物的干根，从前被用作一种收敛剂而现在用于各种牙科药剂中，如牙膏及漱口剂〔dental〕dental work; dental bills.与牙科有关的工作；与牙科有关的帐单〔orthodontics〕(used with a sing. verb)The dental specialty and practice of preventing and correcting irregularities of the teeth, as by the use of braces.（与单数动词连用）正牙学，畸齿校正术：牙科保护和校正不规则形状的牙齿的特殊技术和实践，如通过支架等〔dental〕Abbr. dent.Of, relating to, or intended for dentistry:缩写 dent.牙科的，与牙科有关的：〔cadmium〕A soft, bluish-white metallic element occurring primarily in zinc, copper, and lead ores, that is easily cut with a knife and is used in low-friction, fatigue-resistant alloys, solders, dental amalgams, nickel-cadmium storage batteries, nuclear reactor shields, and in rustproof electroplating. Atomic number 48; atomic weight 112.40; melting point 320.9°C; boiling point 765°C; specific gravity 8.65; valence 2. See table at element 镉：一种质软的，蓝白色的金属元素，最初存在于锌矿、铜矿和铅矿之中，这种金属易于用刀切割，用于制造低摩擦阻力和耐疲劳的合金、焊料、牙科用的混合填料、镍镉蓄电池、核反应堆防护层和防锈电镀之中。原子序数48；原子量112.40；熔点320.9°C；沸点765°C；比重8.65；原子价2 参见 element〔periodontics〕The branch of dentistry that deals with the study and treatment of periodontal disease.牙周病学：牙科的分支，主要研究牙周疾病的治疗〔procaine〕A white crystalline powder, C13H 20N 2O 2, used chiefly in its hydrochloride form as a local anesthetic in medicine and dentistry. 普鲁卡因：一种白色的结晶粉末，C13H 20N 2O 2，主要用其结晶性盐酸盐形态，在医疗和牙科上作为局部麻醉药 〔biteplate〕A removable dental appliance, fabricated of wire and plastic, that is worn in the palate and used as a diagnostic or therapeutic aid in orthodontics or prosthodontics.咬合托：一种可移动牙科器具，由金属丝和塑料制成，戴于腭上，作为牙齿矫正或修复的诊断或治疗辅助器〔dam〕A barrier against the passage of liquid or loose material, as a rubber sheet used in dentistry to isolate one or more teeth from the rest of the mouth.橡皮障：防止液体或松散物质的坝状物，如牙科用的橡皮障，把一颗或几颗牙齿与口中的其它牙齿隔离开〔apparatus〕dental apparatus.See Synonyms at equipment 牙科器械 参见 equipment〔eugenol〕A colorless aromatic liquid C10H 12O 2, made from clove oil and used as a dental analgesic and in perfumery. 丁子香酚：一种无色芳香的液体酚C10H 12O 2，存在于丁香油中，用作牙科的止痛剂，并用于香水中 〔prosthodontics〕The branch of dentistry that deals with the replacement of missing teeth and related mouth or jaw structures by bridges, dentures, or other artificial devices.补牙学：牙科医学的分类，研究用齿床、假牙或其他人工器具替代缺牙和相关的嘴或下额的结构的学科 |
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