名词
中文翻译：污染源
同义词：
['pollutant sink', 'pollution source', 'polluting sink']
例句：
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1. The city's sewage system is designed to efficiently remove pollutants from the water.
城市的污水处理系统被设计来高效地从水中去除污染物。
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2. The research team found that the pollution sink in the river could be a significant contributor to the water qualityproblem.
研究小组发现，河流中的污染源可能是水质问题的一个重大贡献者。
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3. The government has implemented several measures to reduce the amount of pollutants entering theenvironment as a pollution sink.
政府已经实施了若干措施，以减少进入环境的污染物量，作为污染源。