Water reuse—the process of using water more than once within a community for beneficial purposes—can expand resources for irrigation, industrial processes, and even potable drinking water supply.

中文翻译：

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AWWA中水回用标准

中水回用（在社区中多次出于有益目的使用水的过程）可以扩大灌溉，工业过程乃至饮用水供应的资源。