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单词 soot
释义

soot
sJt
n [U]
a black powder made mainly of carbon which is produced when coal, wood, etc. is burnt
煤烟,煤灰
It can be dangerous to let too much soot accumulate inside a chimney.
烟囱里积聚过多的煤灰会引起危险。

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更新时间:2025/3/14 21:56:48