cavities

英语音标

英语翻译

n.洞；空穴；腔；蛀洞

英语例句

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。

He jammed the material in until the cavity was full. 他用力把材料塞进去，直到空穴完全填满。

The peritoneal cavity is a closed sac. 腹膜腔是一个封闭的囊腔。

The tumor growing in the enteric cavity blocked excretion of food. 肿瘤在肠腔里生长阻碍了食物排泄。

The dentist carefully located the filling in the cavity. 牙医小心地把填塞的东西放入牙洞里。

知识扩展

双凹面