alluvial
adjective /əˈluːviəl/
/əˈluːviəl/
[usually before noun] (geology- made of sand and earth that is left by rivers or floods
(河流、洪水)冲积的 - alluvial deposits/soil/plains
冲积矿床/土壤/平原
Collocations DictionaryAlluvial is used with these nouns:- soil
- alluvial deposits/soil/plains