淡水

yán shuǐ bǐ dàn shuǐ fú lì dà

盐水比淡水浮力大。

Salt water is more buoyant than fresh water.

yán shuǐ bǐ dàn shuǐ de chuán dǎo xìng qiáng de duō

盐水比淡水的传导性强得多。

Salt water is much more conductive than fresh water is.

dǎo shang quē shǎo dàn shuǐ

岛上缺少淡水。

There is a shortage of fresh water on the island.

dàn shuǐ hú

淡水湖

fresh water lake

dàn shuǐ yǒng chí

淡水泳池

freshwater swimming pool

dàn shuǐ yú

淡水鱼

freshwater fish