pollute

动词 pollute:

1. make impure
   同义词：foul, contaminate

1. Every day the chimneys of factories pour a large volume of smoke to the air to pollute it.
   工厂的烟囱每天把大量的烟雾排放到空气中去，造成空气污染。
2. I feel it is our duty not to pollute our environment.
   我感觉我们有责任不污染我们的环境。
3. Many things pollute water, such as tires, trash, and plastic bags.
   很多东西使水污染，例如轮胎、垃圾和塑胶袋。
4. The river has been polluted by waste products from the factory.
   这条河已经受到工厂排放的废料的污染。

pol.lute

v.tr.（及物动词）
pol.lut.ed,pol.lut.ing,pol.lutes
To make unfit for or harmful to living things, especially by the addition of waste matter.See Synonyms at contaminate
污染：使对活的生物不适宜或有害的，尤其是指通过废物的增加参见 contaminate
To make less suitable for an activity, especially by the introduction of unwanted factors:
玷污：使不太适宜于某一活动，尤其指通过引进不需要的因素：
例句：
The stadium lights polluted the sky around the observatory.
体育馆的灯光使得天文台周围的天空不那么宜于观测了

To render impure or morally harmful; corrupt.
腐败，不洁：使变得不纯洁或道德上有害的；败坏
To make ceremonially impure; profane:
亵渎：使在仪式上不纯洁；亵渎：
例句：
.Churches and altars were polluted by atrocious murders.(Edward Gibbon)
.教堂和圣坛被凶残的谋杀亵渎了.(爱德华·吉本)

来源：
Middle English polluten
中古英语 polluten
from Latin polluere pollôt-
源自 拉丁语 polluere pollôt-

【引伸】
pollut.er
n.（名词）