1·Malaria is still rampant in some swampy regions.
疟疾在一些沼泽地区仍很猖獗。
—— 《新英汉大辞典》
2·Alternatively, the dead could have been killed on the spot in "the swampy valley environment", the paper concludes.
另一种可能是，这些死者是在有“沼泽河谷环境”的地点被杀害的——论文总结道。
3·However, the swampy terrain was a breeding ground for mosquitoes, which carried a variety of diseases - dysentery, malaria, smallpox - that the English were unaccustomed to.
然而，这里的沼泽地形滋生了大量的蚊子，成了携带了多种疾病的温床：痢疾，疟疾，天花。英国无法适应这样的环境。
4·On rare clearings in this swampy hell a few Finno-Ugric tribes eventually appeared and left many burial mounts behind, with some of them still belowground because of impassibility of the swamp.
在这难得如此空旷的沼泽地狱里，几个芬兰乌戈尔部落终于出现了，身后留下了许多坟墓，其中有些还是地下，因为的沼泽是那么不近人情。
5·And then the earthquake struck, and this swampy rain forest was gone.
后来，发生的那场地震让这片沼泽雨林荡然无存。