“冲积的”造句

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 has been sanded up by the tides.