[環(huán)境 生態(tài)] 凈水生態(tài)學(xué) clean water: 干凈的水; 清潔飲水fresh water ecology: 淡水生態(tài)學(xué)clean ballast water: 清潔壓載水clean brass water meter: 干凈黃銅水表clean water act: 清潔水法; 清潔水體法案; 水凈化條例下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
