grey water
柯林斯词典
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; 不净化就可再利用的家庭污水→compare black water
返回 grey water
grey water
剑桥词典
- water that has been used before, for example for washing , that can be stored and used again, for example in toilets
灰水（使用过的水）
Water companies are testing recycling units which take grey water and clean it up sufficiently for flushing toilets . 用水公司正在测试污水再利用设备，这些设备可以净化污水，其产出的净化水足以用来冲厕。 返回 grey water