Pericementitis
[医] 牙周膜炎
🗣️ 情景例句
It is generally believed that Chinese are poor public speakers.
一般认为中国人不擅长公众演讲。
When love puts in, friendship is gone.
爱情入，友谊出。
Their aim is understandable.
他们的目标是可以理解的。