名词
中文翻译：污染
同义词：
['disease', 'contamination', 'pollution', 'deterioration']
例句：
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1. The airquality has significantly improved since the factory was shut down.
自从工厂关闭后，空气质量已经显著改善。
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2. The government is working hard to reduce industrial pollution.
政府正在努力减少工业污染。
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3. The pollution from factories has become a major concern for local residents.
工厂的污染已成为当地居民的主要担忧。