| 单词 | 牙床 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔alveolus〕A tooth socket in the jawbone.牙槽：颚骨处的牙床美国传统〔crown〕The part of a tooth that is covered by enamel and projects beyond the gum line.齿冠：露在牙床外面的、被釉质覆盖的那部分牙齿美国传统〔dentin〕The main, calcareous part of a tooth, beneath the enamel and surrounding the pulp chamber and root canals.牙质，齿质：牙齿主要的钙质部分，在珐琅质下面，牙髓周围，植根于牙床的管道内美国传统〔dentition〕Zoology The type, number, and arrangement of a set of teeth.【动物学】 牙列，齿系：牙床的类型、数目和安排美国传统〔eruption〕The emergence of a tooth through the gums.长牙：牙齿突然从牙床里长出美国传统〔erupt〕To break through the gums in developing. Used of teeth.长出：慢慢地长出牙床。用于指牙齿美国传统〔gingival〕Of or relating to the gums.与牙龈、牙床有关的美国传统〔gumboil〕A small boil or abscess on the gum, often resulting from tooth decay.龈脓肿：牙床上生的小疖或肿块，常由龋牙引起美国传统〔gum〕A year later he could chew practically anything with his gums.一年后他就能用牙床咀嚼几乎任何东西了。英汉大词典〔gum〕She smiled widely, showing her toothless gums.她张了嘴笑, 露出没有牙的牙床。外研社新世纪〔gum〕The old man smiled to reveal toothless gums.老头笑了，露出没有牙的牙床。牛津搭配〔gum〕To chew (food) with toothless gums.用牙床嚼：用没有牙齿的牙床咀嚼（食物）美国传统〔mumble〕To chew food slowly or ineffectively, as if with the gums.抿着嘴嚼：好象是用牙床慢慢地咀嚼食物美国传统〔mumble〕To chew slowly or ineffectively without or as if without teeth.抿着嘴嚼：用没有或好象没有牙齿的牙床慢慢地咀嚼美国传统〔plate〕Dentistry A thin metallic or plastic support fitted to the gums to anchor artificial teeth.【牙科学】 假牙托：安装在牙床上固定假牙的薄金属或塑料支持物美国传统〔pyorrhea〕Purulent inflammation of the gums and tooth sockets, often leading to loosening of the teeth.牙槽脓溢：牙龈和牙床的化脓性发炎，经常导致牙齿的松动美国传统〔scurvy〕A disease caused by deficiency of vitamin C, characterized by spongy and bleeding gums, bleeding under the skin, and extreme weakness.坏血病：一种由于缺少维生素C引起的疾病，症状为多孔的和爱流血的牙床，皮下出血和极度虚弱美国传统〔teethridge〕The ridge of gum behind the upper front teeth.牙槽脊：在上牙床后面的脊美国传统He gave his baby daughter a biscuit to gum (= to practise chewing with, using her gums).他给他的女婴一块饼干让她用牙床咀嚼。剑桥国际I've got really sore gums.我真的牙床痛。剑桥国际She had her jaws wired together (= fastened together with wire) so that she wouldn't be able to eat.她用金属丝固定了牙床，这样她就不能吃东西了。剑桥国际Sweet foods rot your teeth and gums.甜味的食物会腐蚀你的牙齿和牙床。剑桥国际 |
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