n.沾（污）染物

The contaminator was identified as a chemical spill from a nearby factory.
污染源被确认为附近工厂的化学泄漏。
We need to isolate the contaminator to prevent further damage.
我们需要隔离污染源以防止进一步损害。
The contaminator caused significant harm to the local ecosystem.
污染源对当地生态系统造成了重大损害。
The contaminator was held responsible for the environmental disaster.
污染源被认定应对环境灾难负责。
The company denied being the contaminator of the river.
该公司否认是河流的污染源。
The water supply was contaminated by an unknown contaminator.
供水被未知的污染源污染了。
The contaminator was fined for violating environmental regulations.
污染源因违反环保法规而被罚款。
The contaminator's actions had long-lasting effects on human health.
污染源的行为对人类健康产生了长期影响。
The contaminator was ordered to clean up the affected area.
污染源被命令清理受影响区域。
The contaminator's identity remains a mystery to this day.
到目前为止，污染源的身份仍然是一个谜。