名词
中文翻译:有害杂质
同义词:
['toxic impurity', 'harmful substance', 'pollutant']
例句:
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1. Thefactory discharged harmful impurities into the river.
工厂将有害物质排放到河流中。
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2.The chemical plant produces toxic impurities that can harm humans.
化工厂生产有毒物质,可能对人类造成伤害。
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3.The contaminated water was a source of harmful impurity for the local ecosystem.
受污染的水是当地生态系统的有害物质来源。