动词
中文翻译：Unknown
同义词：
['contaminate', 'contaminate', 'contaminate']
例句：
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3. 例句：1. The factory has been contaminating the water with chemicals for years.
这家工厂多年来一直在用化学物质污染水源。
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2. The contaminated water was found to contain dangerous bacteria.
被污染的水被发现含有危险的细菌。
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3. The contamination of the environment is a serious problem that needs to be addressed.
环境污染是一个严重的问题，需要得到解决。