Kapnometer
烟密度计
🗣️ 情景例句
When will you be through with your homework?
你的家庭作业什么时候可以做完？
I guess he will say something.
我猜他会说什么。
I'm sure you'll find that we are very competitive now.
我敢说你们一定会发现，我们现在的价钱是不怕别人竞争的。