名词
中文翻译：冲积沉积物
同义词：
['alluvium', "colluvium例句：1. The river's flow has created a colluvial deposit of sediment in the valley.（河流的流动在山谷中形成了沉积物冲积层。）2. The colluvial deposit is rich in minerals and can be used for building materials.（冲积沉积物富含矿物质，可用于建筑材料。）3. The colluvial deposit is an important source of water and soil nutrients.（冲积沉积物是重要的水源和土壤养分来源。）"]
例句：
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1. The river's flow has created a colluvial deposit of sediment in the valley.
河流的流动在山谷中形成了沉积物冲积层。
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2. The colluvial deposit is rich in minerals and can be used for building materials.
冲积沉积物富含矿物质，可用于建筑材料。
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3. The colluvial deposit is an important source of water and soil nutrients.
冲积沉积物是重要的水源和土壤养分来源。