他们无法把重型迫击炮移过那片沼泽地.They could not move their heavy mortars over the swampy ground.在沼泽地,该军受到蚊子的困扰.In the swamp the army was beset by mosquitoes.我们不得不穿过那片沼泽地.We had to cross the marshes....

“沼泽地”的英语可以翻译为：everglade，glade，swale，swampland，wetland ...