/pə'lu:t; pə`lut/
v [Tn, Tn.pr] ~ sth (with sth)
1 make sth dirty or impure, esp by adding harmful or unpleasant substances 污染或弄脏某物或使某物含有杂质（尤指因搀入有害的或不好的物质）
*rivers polluted with chemical waste from factories 受到工厂排放的化学废料污染的河流
* polluted water, ie unfit to drink 污染的水（不宜饮用）.
2 (fig 比喻) destroy the purity or sanctity of sth; corrupt 玷污或亵渎某事物; 败坏
*pollute the minds of the young with foul propaganda 宣传不良事物腐蚀青年人的思想.

v [T]
[Date: 1300-1400; Language: Latin;Origin: , past participle of polluere]
to make air, water, soil etc dangerously dirty and not suitable for people to use
　beaches polluted by raw sewage
　The factory pollutes the air and water.
heavily/severely/badly etc polluted
　The island has been seriously polluted by a copper mine.
pollute sth with sth
　The rivers had been polluted with aluminium.
to spoil or ruin something that used to be good
　an artist spiritually polluted by money and fame
pollute sb's mind
to give someone immoral thoughts and spoil their character
　Violence on television is polluting the minds of our children.