grey water
柯林斯詞典
1. N household waste water that can be reused for some purposes without purification, e.g. bath water, which can be used to water plants 洗盥污水; 不凈化就可再利用的家庭污水→compare black water
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grey water
劍橋詞典
- water that has been used before, for example for washing , that can be stored and used again, for example in toilets
灰水（使用過的水）
Water companies are testing recycling units which take grey water and clean it up sufficiently for flushing toilets . 用水公司正在測試污水再利用設(shè)備，這些設(shè)備可以凈化污水，其產(chǎn)出的凈化水足以用來沖廁。 返回 grey water