“冲积的”的英语可以翻译为：alluvial，diluvial ...

河水把下游那些 冲积 的河岸冲成很深的马蹄形曲线.The water cuts the alluvial banks of the " lower " river into deep horseshoe curves.北部是黄河冲积的新生淤地 —— 黄河三角洲.The River alluvial northern newborn silt - in the River delta.那港囗因潮水冲积的泥沙而淤塞.The harbor h...