Their faces were blackened with soot.
他们满脸煤灰。
The parks and squares looked grim under a mantle of soot and ash.
在一层烟尘的笼罩下，这些公园和广场显得阴沉沉的。
“那就是煤灰。”玛丽说。
Not all air pollution starts out as soot.
并非所有的空气污染物一开始都是煤烟。
It's named Soot because it's so black, an' it hops an' flies about with him everywhere.
它叫煤灰，因为它太黑了，它跟着他到处跳，到处飞。
These are pollutants, particularly ozone and soot, that do not hang around in the atmosphere as carbon dioxide does.
这些污染物，尤其是臭氧和煤烟，不像二氧化碳那样悬浮在大气中。
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。
Soot pollution can irritate the lungs, worsen conditions like asthma and increase the risks of heart attacks and premature death.
煤烟污染会刺激肺部，使哮喘等病情恶化，增加心脏病发作和过早死亡的风险。
It does not distribute neurotoxic mercury around the planet; it does not clog city air and the lungs of those who breathe it with soot and sulfur.
它不会在地球上散播神经毒性汞；它不会用烟尘和硫堵塞城市空气和呼吸者的肺。
烟屑污染空气。
The doors and Windows were blurred with soot.
那些门窗被煤烟弄得很脏。
But not all air pollution starts out as soot.
但空气污染物最初的形态并不一定都是烟尘。
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。
And traditional sources emit harmful fumes and soot.
传统的燃料燃烧会释放有害的气体和烟尘。
Hundreds of buildings are covered in pale white soot.
数以百计的建筑被苍白的灰烬所覆盖。
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。
Soot gets everywhere. Even into the world's highest mountains.
到处都弥漫着烟灰，甚至蔓延到了世界的最高山。
The Gulf was awash in poisonous smoke, soot and ash. Black rain fell.
波斯湾充斥着有毒的烟雾、烟尘和灰烬，并且下起了黑雨，出现了石油湖泊。
The ink appears to be an ancient recipe—a mix of iron gall and soot inks.
其中的墨迹被认为来自一种古老的配方，一种将鞣酸铁与煤烟混合而成的墨水。
The inefficient burning typical in a fireplace also creates plenty of soot.
低效的燃烧——典型的如在壁炉——也会产生大量的烟尘。
Soot likewise offers an opportunity to marry local interests with the global good.
烟尘同样提供了把地方利益与全球产品相结合的机会。
He unlocked the door and fingerprint powder rubbedoff like soot on his hand.
他打开门锁，手上沾上了不少指纹粉，松松垮垮的警戒带也掉下来，从他肩头滑过落到地上。
Electric fields can help reduce soot formation and pollutant emissions from flames.
电场可助于降低火焰中烟尘的形成以及污染物的排放。
The analysis found that cyclists had 2.3 times more soot in their airway cells.
分析表明，骑自行车者下呼吸道细胞中的煤烟含量要高出2.3倍。
Both soot and ozone cause respiratory problems and can permanently damage the lungs.
烟灰和臭氧都会造成呼吸系统疾病而且会对肺部造成永久性损伤。
Notably, it did not create the smoke or soot associated with coal and oil burning.
值得称赞的是波浪能不会产生烟雾，或者煤和油燃烧产生的烟雾相关的污染物。
New research suggests that cyclists are at increased risk of lung damage because of soot.
新的研究表明，骑自行车者正因煤烟处于与日俱增的肺损伤危机之中。
The impacts would have filled the atmosphere with smoke and soot and blotting out the Sun.
这次撞击使地球大气层充满烟尘和煤灰，连太阳都被遮住了。
The impacts would have filled the atmosphere with smoke and soot and blotting out the Sun.
这次撞击使地球大气层充满烟尘和煤灰，连太阳都被遮住了。
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