第三人称单数： contaminates
过去式： contaminated
过去分词： contaminated
现在分词： contaminating

Chopsticks irresponsibly disposed of can contaminate water and soil quality .

随意丢弃木筷则可能污染水和土壤质量。

All over the world , oil spills regularly contaminate coasts .

在世界各地，油溢出物经常污染着海岸。

Contaminate waters around a country like north korea

污染像朝鲜等国家的周围水域

There have already been concerns that genes in modified maize could travel and contaminate non-gm farms growing organic food .

现已有的担忧是转基因玉米的基因能到达并且污染种植有机食物的非转基因农场。

Critics fear that fracking can contaminate ground and surface water or even cause gas to leak into domestic water supplies .

评论家认为这种致裂法会污染地下水和地表水，甚至导致天然气泄漏到民用给水中。