pluvial erosion

例句：

1. 1. The river has been subject topluvial erosion for decades.
   这条河流已经遭受了几十年的洪水侵蚀。
2. 2. The construction of the new bridge willhelp to mitigate the effects ofpluvial erosion.
   建造这座新桥将有助于减轻洪水侵蚀的影响。
3. 3.The government is working on a plan toprevent further pluvial erosionin the region.
   政府正在制定一个计划，以防止该地区进一步的洪水侵蚀。