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
Exactly.
就是这样。
Do you like hot weather?
你喜欢热天？
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。