名词
中文翻译：废水
同义词：
['sewage', 'effluent', 'polluted water']
例句：
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1. The factory discharged a largeamount of waste water into the river.
工厂向河流排放了大量的废水。
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2. Thesewage treatment plant needsto be upgraded to handlemore waste water.
污水处理厂需要升级以处理更多的废水。
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3. The pollution of the riverhas become a major concern for the localgovernment.
河流的污染已成为当地政府的主要关切。