中水

zhōng guó shǐ yòng zhōng shuǐ shè shī xún huán lì yòng xǐ yī shuǐ

中国使用中水设施循环利用洗衣水。

In China, water reclamation equipment reuses laundry water.

guò lǜ hòu de zhōng shuǐ kě zhí jiē sòng chū yòng yú chōng xǐ cè suǒ

过滤后的中水可直接送出，用于冲洗厕所。

The filtered recycled water can be delivered directly for washing toilets.