schlub

例句：

1. 1. The car was stuck in the mud and couldn't move.
   汽车陷在泥里出不来了。
2. 2.The workers had to clean up the sludge from the river.
   工人们不得不清理河里的污泥。
3. 3.The rain made the ground slushy, making it difficult for people to walk.
   雨让地面变得湿滑，让人们行走困难。