单词 | 净化污水 |
例句 | DEFINITIVE EXAMPLES 权威例句〔activate〕To treat (sewage) with aeration and bacteria to aid decomposition.净化污水:运用通风及细菌对(污水)进行处理以帮助物质分解美国传统〔grey water〕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。剑桥高阶 |
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