Smokescopy
烟尘浓度测定器
🗣️ 情景例句
Won't it be exciting to see all your college friends there again?
在那里又要见到你的大学朋友 ，难道不兴奋吗
He has forgotten about his job.
他把工作忘得一干二净。
Here is another photograph.
这是另一张照片。