yan

例句：

1. 1. The factory produces a lot of smoke during the day.
   这家工厂白天产生很多烟雾。
2. 2. The smoke from the fire is making me cough.
   火产生的烟雾让我咳嗽。
3. 3. The smoke from the chimney is drifting into the room.
   烟囱冒出的烟雾飘进了房间。