New air pollution regulations could help reduce soot.(空气污染的新法规，有助于减少烟尘。)
His old dog rolls in the ash and cloaks itself in soot.(他那头年老的狗就在灰烬里翻滚，使自己隐没在烟灰中。)
Then I shined them with soot from the stove LIDS.(然后我用炉盖上的煤烟把它们擦亮。)
Airborne soot and dirt from the impact blanketed Earth, inhibiting photosynthesis and triggering mass extinction of species.(撞击产生的烟尘和灰尘覆盖了地球，抑制了光合作用，引发了物种的大规模灭绝。)
The soot produced by each type of burning has a different makeup.(每种燃烧产生的煤烟成分各不相同。)
Soot fouls the air.(烟屑污染空气。)
These pollutants are called aerosols and they include soot as well as compounds of nitrogen and sulfur and other stuff into the air.(这些污染物被称为气溶胶，它们包括煤烟以及空气中氮、硫和其他物质的混合物。)
There's a funny smell of soot blowing down the chimney.(烟囱里倒灌进一股刺鼻的煤烟。)
Not a good idea, because of the soot.(不好，因为有烟。)
The inside of a chimney soon get covered in soot.(烟囱里面很快就会被煤烟覆盖。)
