淤泥

例句：

1. 1.The river flows through the muddyterrain.
   这条河流流经泥泞的地形。
2. 2. The mud was so thick that itmade walking difficult.
   泥太厚了，走路很困难。
3. 3. The farmer had to dighis way out of the muddy field.
   农民不得不挖出泥泞的田地。