Paradentitis
[医] 牙周炎
🗣️ 情景例句
Just put it over there, Charles.
就放在这儿吧 ，Charles。
Is that a book?
那是一本书吗？
'Whatever are you doing up here Bill?' asked the vicar in surprise.
“你究竟在这上面干什么，比尔？”牧师惊讶地问。