名词
中文翻译：排水设施
同义词：
['drainage system', 'drainage system', 'water-discharge facility']
例句：
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1. The new drainage facility has significantly improvedthe efficiency of wastewater treatment.
新的排水设施大大提高了废水处理的效率。
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2. The citygovernment is planning to install more drainage facilitiesin the downtown area.
市政府计划在市中心安装更多的排水设施。
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3. The construction of thedrainage facility was completed ahead of schedule.
排水设施的建设提前完成。