Odontia incrustans
[医] 牙垢
🧩 词语组成解析
[医] 牙痛, 牙病
🗣️ 情景例句
Let's do lunch.
咱们做午饭吧。
He is a manager of a famous corporation.
他是一家着名公司的经理。
Somebody's knocking at the door. I'll answer it.
有人在敲门，我去开。