cavity

基本词汇

英 [ˈkævəti]

美 [ˈkævɪti]

n.洞；空穴；腔；蛀洞

名词复数: cavities

雅思成人英语雅思单词大全

n.(名词)

n.(名词)

noun

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

Synonym: bodily cavitycavum

2. a sizeable hole (usually in the ground)

e.g. they dug a pit to bury the body

Synonym: pit

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

Synonym: cariesdental cariestooth decay

4. space that is surrounded by something

Synonym: enclosed space

1. 洞;孔;腔
A cavity is a space or hole in something such as a solid object or a person's body.

cavity

2. (牙科)龋洞，蛀牙洞
In dentistry, a cavity is a hole in a tooth, caused by decay.

1. 空洞：6.空洞与空腔空洞(cavity)为肺内病变组织发生坏死,坏死组织经引流支气管排出而形成. X线表现为大小与形状不同的透明区(图3-1-13). 见于肺结核的干酪样坏死病变、肺脓肿、肺癌及某些真菌病. 空洞壁可由坏死组织、肺脓肿、肺癌及某些真菌病.

用作名词(n.)

n.(名词)

cavity, cave, hole: 这组词都有“洞”“孔”“穴”的意思。其区别在于:hole指任何物体中的开口、穿孔或洞穴; cave指山洞、洞穴或地窖; cavity是科技术语或专门用语,只指坚硬物体上的洞穴,通常表面有开口可见。例如:
The men have dug a hole in the road.那些人在路上挖了一个洞。
The cliff dwellers found that natural caves gave them warmth and protection during the Ice Age.悬岩洞人发现在冰河时代天然的洞穴不仅温暖,还能借以自卫。
The pleural cavity is a body where the lungs are situated.胸膜腔是人体内肺脏所在的地方。