adj.污染的；玷污的
动词pollute的现在分词形式.
It's a snowmobile, a loud, polluting conveyance that zips quickly over snow and ice. 那是一辆摩托雪橇，一种能飞速驶过冰雪地带但又吵人又造成污染的交通工具。
It makes use of the nutrients in sewage to feed crops and keeps them from polluting waterways. 它使污水的营养物质回馈到农作物，且使污水不致受到受污染的水道的影响。
adj.不会引起污染的
