V2EX dentine

Dentine

释义 Definition

牙本质:构成牙齿主体的钙化组织,位于牙釉质(牙冠外层)或牙骨质(牙根外层)之下,包围牙髓。它比牙釉质软,受刺激时更易引起敏感或疼痛。(美式英语更常写作 dentin。)

发音 Pronunciation (IPA)

  • 英式:/dn.tin/
  • 美式(常见拼写 dentin):/dn.tn/

例句 Examples

Dentine lies beneath the enamel.
牙本质位于牙釉质之下。

When enamel wears away, exposed dentine may cause sharp sensitivity to cold drinks or sweet foods.
当牙釉质磨损后,暴露的牙本质可能会对冷饮或甜食产生刺痛般的敏感。

词源 Etymology

dentine 来自拉丁语 dens, dentis(“牙齿”)的词根 **dent-**,加上常见的名词后缀 -ine,用于表示某种“物质/成分”。该词在解剖学与牙科学语境中固定用来指“牙本质”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Gray’s Anatomy(《格雷氏解剖学》)
  • Ten Cate’s Oral Histology: Development, Structure, and Function(《Ten Cate 口腔组织学》)
  • Wheeler’s Dental Anatomy, Physiology and Occlusion(《Wheeler 牙体解剖生理与咬合》)
  • Sturdevant’s Art and Science of Operative Dentistry(《Sturdevant 操作性牙科学:艺术与科学》)
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