英 [pəˈluːtənt] 美 [pəˈluːtənt]
n. 污染物
复数pollutants
pollutant /pəˈluːtənt/ CET6 TEM4
有变体名词 Pollutants are substances that pollute the environment, especially gases from vehicles and poisonous chemicals produced as waste by industrial processes. 污染物 (尤指车辆尾气和化学工业废料)
Industrial pollutants are responsible for a sizable proportion of all cancers.
工业污染物会引发多种癌症。
waste matter that contaminates the water or air or soil
污染-引用次数：1953
The air pollutant dispersion models on different types of road are discussed.
本文研究了三种典型道路空气中NOx污染物的扩散模式。
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理解：污染物与毒物的概念 （1）污染物（pollutant）：进入环境后使环境的正常组成发生变化，直接或间接有害于生物生长、发育和繁殖的物质。
...第5期—龙源期刊网 关键词：白洋淀；污染物质；污染带；生态系统 [gap=1100]Keywords： the Baiyangdian Lake area； pollutant； pollution belt； eco-system ...
... pot熔炉 pollutant污染性物质 disposal废物处理 ...
... 屋顶鼠：black rat 污染剂：pollutant 污泥消化器;污泥消化池：sludge digester ...
[环境]污染物
Sulphur dioxide is a pollutant and a major contributor to acid rain.
二氧化硫是一种污染物，并且是形成酸雨的主要因素。
Nitrogen dioxide is a pollutant emitted by automobiles.
二氧化氮是汽车排放的一种污染物。
Sulfur dioxide, a major contributor to acid rain, is an especially serious pollutant because it diminishes the respiratory system's ability to deal with all other pollutants.
二氧化硫是酸雨的主要成因之一，它是一种特别严重的污染物，因为它会降低呼吸系统处理其他污染物的能力。
In other words, instead of regulating the sediment directly, EPA decided that water was a pollutant.
FORBES: The EPA's Lisa Jackson: The Worst Head of the Worst Regulatory Agency, Ever
The first question facing the justices is whether carbon dioxide is a pollutant at all.
So, why is such a free market mechanism good for one pollutant but not another?