smoke stack hood

例句：

1. 1.The smoke stack hood is designed to protect the workers from harmful fumes.
   烟囱罩的设计是为了保护工人免受有害烟雾的伤害。
2. 2.The chimney stack hood was installed to improve air quality in the area.
   烟囱罩被安装来改善该地区的空气质量。
3. 3.The engineer inspected the smoke stack hood and found it to be in good condition.
   工程师检查了烟囱罩，发现它状况良好。