相关单词近义词 alluvial plain 冲积平原, 沉积平原...临近词alluvial, alluvial garden soil, alluvial plain soils, alluvial groundwater, alluvial ore deposit, alluvial plain coast, alluvial tin dredging, alluvial sand ripples, alluvial layer filter, alluvial ground water, alluvial fan shoreline 返回 alluvial flat