pollution

英 [pəˈluːʃn]

美 [pəˈluːʃn]

n. 污染; 玷污; 弄脏; 污染物; 秽物; 垃圾; 噪音污染; (夜间扰人的)强烈灯光

复数：pollutions　

Oxford 3000 / Collins.3 / BNC.2147 / COCA.2913

牛津词典

noun

污染；玷污；弄脏
the process of making air, water, soil, etc. dirty; the state of being dirty
1. air/water pollution
  空气 / 水污染
2. to reduce levels of environmental pollution
  降低环境污染的程度
污染物；秽物；垃圾
substances that make air, water, soil, etc. dirty
1. beaches covered with pollution
  秽物狼藉的海滩
噪音污染；（夜间扰人的）强烈灯光
harmful or annoying levels of noise, or of artificial light at night

N-UNCOUNT （尤指有毒化学品造成的）污染
Pollutionis the process of polluting water, air, or land, especially with poisonous chemicals.
1. The fine was for the company's pollution of the air near its plants...
  罚款是因该公司对厂房周边空气造成了污染。
2. Recycling also helps control environmental pollution by reducing the need for waste dumps.
  对废弃物的回收利用能够减少对垃圾场的需求，从而也有助于控制环境污染。
N-UNCOUNT 污染物
Pollutionis poisonous or dirty substances that are polluting the water, air, or land somewhere.
1. The level of pollution in the river was falling.
  这条河中的污染物水平在下降。

noun

the act of contaminating or polluting
Synonym:contamination
the state of being polluted
Synonym:befoulmentdefilement
undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities