| 单词 | 牙床 |
| 释义 | 〔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〔denture〕A partial or complete set of artificial teeth for either the upper or lower jaw. Also called dental plate 假牙：安在上颚或下颚的人造的部分牙齿或全部牙床 也作 dental plate〔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〔gingival〕Of or relating to the gums.与牙龈、牙床有关的〔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〔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〔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〔gum〕To chew (food) with toothless gums.用牙床嚼：用没有牙齿的牙床咀嚼（食物）〔alveolar〕Relating to the jaw section containing the tooth sockets:牙槽的：与包含牙床的颚部有关的：〔alveolus〕A tooth socket in the jawbone.牙槽：颚骨处的牙床〔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〔eruption〕The emergence of a tooth through the gums.长牙：牙齿突然从牙床里长出〔teethridge〕The ridge of gum behind the upper front teeth.牙槽脊：在上牙床后面的脊〔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〔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〔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 |
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