cavity

名词 cavity:

1. a sizeable hole (usually in the ground)
   同义词：pit
2. space that is surrounded by something
   同义词：enclosed space
3. soft decayed area in a tooth; progressive decay can lead to the death of a tooth
   同义词：caries, dental caries, tooth decay
4. (anatomy) a natural hollow or sinus within the body
   同义词：bodily cavity, cavum

1. An abnormal duct or passage resulting from injury, disease, or a congenital disorder that connects an abscess, a cavity, or a hollow organ to the body surface or to another hollow organ.
   瘘，瘘管由于受伤、疾病或先天性变形引起的把脓肿、腔洞或空器官同身体或其它空器官连结起来的病变的通道
2. A cavity in a solid.
   洞固体上的洞
3. A cavity or hollowed surface, especially of a bone.
   腔尤指骨头的腔或凹陷的表面
4. I have a toothache because there is a cavity in one of my teeth.
   我牙疼，因为我的一颗牙齿上有个洞。

cav.i.ty

n.（名词）
【复数】 cav.i.ties 缩写 cav.
A hollow; a hole.
孔；洞
A hollow area within the body:
身体内的空洞区：
例句：
a sinus cavity.
窦洞

A pitted area in a tooth caused by caries.See Synonyms at hole
蛀洞：因龋齿引起的牙内蛀洞区参见 hole

来源：
French cavité
法语 cavité
from Late Latin cavit3s
源自 后期拉丁语 cavit3s
from Latin cavus [hollow] * see keu…-
源自 拉丁语 cavus [空的] *参见 keu…-