alluvium
n. 冲积层；冲积土
名词复数：alluviums
近义词：wash，alluvion，alluvialdeposit，
英英释义
Noun
- clay or silt or gravel carried by rushing streams and deposited where the stream slows down
例句
用作名词(n.)
- Many mining engineering subjects are established on geologic condition of alluvium.众多矿业工程均建设于冲击地层的地质环境之中。