sordes

例句：

1. 1.The river flows through the marsh, creating a unique ecosystem.
   这条河流流经沼泽，创造了一个独特的生态系统。
2. 2. The swamp is home to many rare and endangered species.
   沼泽是许多稀有和濒危物种的家园。
3. 3.The marsh is an important habitat for migratory birds during their migration season.
   沼泽是迁徙季节中许多候鸟的重要栖息地。