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
Oh, that's a nice idea.
噢， 这是个好主意。
Please count the chairs in that room.
请在那个房间里数一下椅子。
Yes, there must be over two hundred here.
是呀，这儿一定有200多张。