名詞 fresh water:

1. water that is not salty
   同義詞：freshwater

1. In the past, obtaining fresh water by distillation has always been too expensive.
   過去這些年來，用蒸餾法制取淡水成本一直很高。
2. The scientific study of the life and phenomena of fresh water, especially lakes and ponds.
   湖泊學研究淡水，尤指湖泊和海洋的生命和現(xiàn)象的科學研究
3. Fresh water was at a premium after the reservoir was contaminated.
   在水庫被污染之后，清水便因稀而貴了
4. Salt water is more buoyant than fresh water.
   鹽水比淡水浮力大。