cavity

['kæviti]

n.洞, 空穴, 腔, 蛀洞

例句与用法：

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

A cavity in a solid.

洞固体上的洞

A cavity or hollowed surface, especially of a bone.

腔尤指骨头的腔或凹陷的表面

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。

词形变化：

名词复数: cavities |

详细释义：

n.[C]

1. 洞, 穴, 凹处

That is actually a cavity in the earth.

那其实是一个地下洞穴。

2. (身体的)腔

3. (病变形成的)空洞; (牙的)蛀洞

Cavities in teeth are caused by decay.

牙齿的蛀洞是由蛀蚀造成的。