Dental tophi
[医] 牙垢, 牙石
🧩 词语组成解析
dental
['dentl]
adj. 牙齿的;牙科的;（辅音）齿音的;
n. 齿音;
[医] 痛风石; 松石(牙石或涎石)
🗣️ 情景例句
It's a perfect day for it--a little cloudy but nice and warm.
今天是最好的看球天气，有点云，但舒适暖和。
He apologized for having offended her visitors.
他因为冒犯她的客人而向她道歉。
The Turners are going on a train. The conductor is coming round.
特纳一家人在火车上。列车员走过来。