1. The farmers found the alluvial deposits at the mouth of the river very fertile.
    农民发现这条河口底下的沉积物很肥沃。

1. danci.edu.pub

1. 沖積土：露天采金法适合用于岩石地带,或蕴藏在地面冲积土(Alluvial)的矿物,矿工用巨型铲斗机将地面上含金脉的岩石挖起来,然后用罗里运载到碎石部,将其压碎成粉状,然后才冶取黄金.

2.

2. 冲积的：delta 三角洲 | alluvial 冲积的 | dust-storm 沙尘暴

3. 冲积的;砂矿：alluviaalluvium 的复数 | alluvial 冲积的;砂矿 | alluvial?deltaiccycle 冲积三角洲旋回

4. 冲积：distinction 区别 | alluvial 冲积 | vigorously用力

1. （土壤）冲积的，淤积的
    Alluvial soils are soils which consist of earth and sand left behind on land which has been flooded or where a river once flowed.

公共查询·英语单词大全

1. of or relating to alluvium