Capnometer
二氧化碳检测计
🗣️ 情景例句
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
He that hath a full purse never wanted a friend.
金钱满袋，朋友盈门；钱袋装得饱，朋友不会少。
I'm afraid all these offices are non-smoking offices.
恐怕这些办公室都是禁烟办公室。