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单词 牙垢
例句 DEFINITIVE EXAMPLES 权威例句〔calculus〕Dentistry Tartar.【牙科学】 牙垢美国传统〔plaque〕Brushing prevents a build-up of plaque and tartar on the teeth.刷牙可防止牙斑和牙垢的堆积。牛津搭配〔scale〕Dentistry To remove (tartar) from tooth surfaces with a pointed instrument.【牙科学】 除牙垢:用带尖工具除去牙齿表面的(污垢)美国传统〔tartar〕Dentistry A hard, yellowish deposit on the teeth, consisting of organic secretions and food particles deposited in various salts, such as calcium carbonate.【牙科学】 牙垢,牙结石:一种牙齿上的坚硬的浅黄色沉淀物,包含有机分泌物和各种以盐(如,碳酸钙)的形式沉淀下来的食物微粒美国传统〔tartar〕Plaque and tartar need to be removed so that gums do not become diseased.需要去除齿菌斑和牙垢, 这样齿龈就不会患病了。外研社新世纪The dentist scaled and polished my teeth last week.上星期牙医替我剔除牙垢打光牙齿。剑桥国际
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