4周搞定2000+托福核心词
煤烟
soot
常考释义
Coal from industry released large amounts of black soot into the environment, but the increase of the dark-colored forms was not due to genetic mutations caused by industrial pollution.
工业生产需要的煤块会产生大量的黑色煤烟，排放进环境中，但是黑色桦尺蠖数量的增加并不是因为工业污染导致的基因突变。
来源于：阅读OFFICIAL36 P3n. 烟灰；煤灰
Soot pollution can irritate the lungs, worsen conditions like asthma and increase the risks of heart attacks and premature death.
煤烟污染会使肺部感到不适，恶化哮喘病并增加心脏病发作和早产儿死亡的危险。
Coal from industry released large amounts of black soot into the environment, but the increase of the dark-colored forms was not due to genetic mutations caused by industrial pollution.
工业生产需要的煤块会产生大量的黑色煤烟，排放进环境中，但是黑色桦尺蠖数量的增加并不是因为工业污染导致的基因突变。
来源于：阅读OFFICIAL36 P3They ended up with a layer of black soot on them, and so did people's lungs.
它们均被烟熏黑，想必当时人们的肺也会近“烟”者黑。
来源于：听力OFFICIAL1 L5The bones found in the graves show a layer of soot on the inside of the ribs.
在坟墓中找到的骨头中发现在肋骨内侧有一层“呛黑层”。
来源于：听力OFFICIAL1 L5vt. 用烟灰覆盖
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