Odontitis
[医] 牙炎
🗣️ 情景例句
and lays them face up on this stand.
将它们掀开放在这个架子上。
Don't take any notice of what he says-he's pulling your leg.
别理睬他，他在跟你开玩笑。
What was the population of the less developed countries in 1950?
1950年不太发达国家的人口是多少？