cavity
n. 洞,腔; 〈牙科〉龋洞
A cavity is a space or hole in something such as a solid object or a person's body.
In dentistry, a cavity is a hole in a tooth, caused by decay.
1. a sizeable hole (usually in the ground);
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
hole, cave, cavity, hollow, pit
这些名词均有"洞,穴"之意。
The coelomic cavity is also copiously with warm sterile saline, then the fluid is suctioned out.
体腔也需要用大量的消毒盐水来清洗, 在把液体吸出来.
They can also help surgeons to protect the organs in the pelvic cavity and neurological function.
它也能够帮助外科医生保护盆腔脏器以及神经功能.
Hot Stone: A steel liner installed in the crushing cavity.
石打铁: 有钢衬安装在破碎腔内.
Rupture into the peritoneal cavity is the most severe complication a high mortality rate.
一旦破裂到腹腔内是最严重并发症且死亡率极高.
An atomic fountain clock based on Raman laser field instead of microwave cavity is proposed.
利用拉曼光场代替喷泉原子钟的微波腔实现拉曼喷泉原子钟.