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1·The marshes have been drained.

沼泽地里的水已排干。《牛津词典》

2·As the sea creeps into these fresh water marshes, however, rising salinity is hampering rice production.

然而，随着海洋蔓延至这些淡水沼泽，盐度的上升正在阻碍水稻的生产。

3·In some cases, the water table reaches Earth's surface, where it is expressed as rivers, lakes and marshes.

在某些情况下，地下水位到达地球表面，在那里以河流、湖泊和沼泽的形式表现出来。

4·Spartina modifies tidal mudflats, turning them into high marshes inhospitable to the many fish and waterfowl that depend on the mudflats.

米草属植物改造了沿海滩涂，将它们转变成了高海拔沼泽，变得不适合那些依赖滩涂的众多鱼类和水禽生存。

5·Cows were grazing on the marshes.

牛群在湿地上吃草。《牛津词典》

6·The salt marshes and mud flats attract large numbers of waterfowl.

盐碱地和淤泥滩吸引来大量水鸟。《柯林斯英汉双解大词典》

7·Wetlands—lakes, rivers, marshes and coasts, can maintain biodiversity, control floods and remove pollutants.

湖泊、河流、沼泽和海岸等湿地可以维持生物多样性、防洪以及消除污染物。

8·Geese can often be seen grazing in coastal salt marshes.

经常可以看到鹅在沿海的盐沼中吃草。

9·Salt marshes are among the least inviting environments for plants.

盐沼是最不适宜植物生长的环境之一。

10·In fact, the Spartina genus is the dominant plant found in salt marshes.

事实上，米草是盐沼中的主要植物。

(1)marsh gas甲烷，沼气

(1)salt marsh盐沼；盐碱滩