freshwater

The lake is home to many species of freshwater fish.

这个湖里有多种淡水鱼。

Lake Baikal is the largest freshwater lake by volume.

贝加尔湖是储量最大的淡水湖。

The village relies on the river as its main freshwater source.

这个村庄主要依靠这条河作为淡水源。

Pollution is a major threat to freshwater ecosystems.

污染是对淡水生态系统的主要威胁。

She wore a necklace of freshwater pearls.

她戴了一条淡水珍珠项链。

Setting up a freshwater aquarium requires some knowledge.

设置淡水水族箱需要一些知识。