Antrum
n. 窦, 房\\n[医] 窦, 房
🗣️ 情景例句
This is very helpful, Mrs. Martinelli.
这样很有用， Martinelli太太。
Every man has his weak side.
人人都有自己的弱点。
Oh yes! I know she quite often eats chicken at home.
噢，对了！我知道她在家里常吃鸡肉。