cavity

[英] [ˈkæviti] [美] [ˈkævɪti] 生词本

n.

  • 柯林斯高阶英汉双解学习词典

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1. N-COUNT 洞;孔;腔 A cavity is a space or hole in something such as a solid object or a person's body. 
2. N-COUNT (牙科)龋洞,蛀牙洞 In dentistry, a cavity is a hole in a tooth, caused by decay. 
Noun

1. a sizeable hole (usually in the ground);

  • "they dug a pit to bury the body"
  • synonym: pit

2. space that is surrounded by something

3. soft decayed area in a tooth; progressive decay can lead to the death of a tooth

4. (anatomy) a natural hollow or sinus within the body

医学

  • 1.①腔,空洞,盂:身体内或身体某一器官内的中空部位或间隙,或潜在的空隙,它可能是生理性的或病理性的。另见cavitas和cavum;②龋洞:牙科学中指由龋牙引起的损害(牙的破坏处)。根据被累及表面的数量,龋牙洞可分为简单型,复合型和复杂型三类。另见caries项下的dental caries;③备填洞:同prepared c.

物理学

<名>
  • 1.[空]腔

电力

<名>
  • 1.空泡
  • 2.空隙

药学

<名>
  • 1.窝洞

计算机

  • 1.空腔(谐振器),谐振腔
1. There's a cavity in the boy's tooth.
这个男孩的牙上有一个洞。

来自《简明英汉词典》