poad

例句：

1. 1. The river flows through a vast marsh.
   这条河流流经一片广阔的沼泽。
2. 2. The farmer had to pull his cart out of the mire.
   农民不得不把他的马车从泥沼中拉出来。
3. 3. The animals were struggling to get out of the bog.
   动物们挣扎着要从沼泽中出来。