sewer gas
短语[医] 阴沟秽气
释义与例句
n.
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1.
A mixture of toxic and non-toxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes.
[医] 阴沟秽气
A mixture of toxic and non-toxic gases produced and collected in sewage systems by the decomposition of organic household or industrial wastes.