Ventilometry
[医] 换气测量法
🗣️ 情景例句
Not at all. It's my pleasure.
不客气。这是我的荣幸。
Old birds are not caught with new nests.
新巢捉不到老鸟。
Quick, turn the gas off. Cover the pan. Be careful!
快，把煤气关上。盖上锅。小心！