Smokemeter
n. (用以测定烟雾的浓度或成分的)烟度计
🗣️ 情景例句
More sports after this.
广告后还有许多运动消息。
To answer the first part of your question, I'd like to say that our studies were very extensive.
你问题的第一部分，我要说的就是我们的研究非常广泛。
Yes. What is it?
有。什么事？