Odontolith
[医] 牙垢, 牙积石
🗣️ 情景例句
Don't forget to write.
别忘了给我写信。
I'm afraid I won't be able to come.
我恐怕不能来。
A little later, a man came along with a biscuit which occupied the whole boot of his car.
相隔不一会儿，一个男子也带来一个大饼干，那个饼干把汽车的行李箱挤得满满的。