1·Marine and freshwater stickleback can hybridize in contact zones.
海水和淡水棘鱼可以在接触区杂交。
—— 《柯林斯英汉双解大词典》
2·There are bright prospects for freshwater fish farming.
淡水养鱼大有可为。
—— 《新英汉大辞典》
3·Some prefer shallow collections of freshwater, such as puddles, rice fields, and hoof prints.
有些喜欢小水坑、稻田和动物踩踏后留下的泥潭等浅层淡水蓄积之处。
4·As the sea creeps into these freshwater marshes, however, rising salinity is hampering rice production.
然而，随着海水侵入淡水湿地，不断增加的盐分正在妨害稻米产量。
5·The environmental conditions of freshwater habitats, unlike those of ocean habitats, are highly variable.
与海洋生境不同的是，淡水生境的环境条件变化很大。