alluvial

a. 冲积的 [机] 冲积的

发音

UK /əˈluː.vi.əl/
AU
US /əˈluː.vi.əl/

词形变化

alluvials 复数

释义与例句

n.
  1. 1.

    A deposition of sediment over a long period of time by a river; an alluvial layer.

    可数 不可数
  2. 2.

    Alluvial soil; specifically, in Australia, gold-bearing alluvial soil.

    可数 不可数
adj.
  1. 1.

    Pertaining to the soil deposited by a stream.

    冲积

    1914, Ernest Bramah, Max Carrados I am a working engineer from the Mount Magdalena district of Coolgardie. I don't want to take up your time with outside details so I will only say that about two years ago I had an opportunity of acquiring a share in a very promising claim—gold, you understand, both reef and alluvial.

相关短语

alluvial fan 冲积扇 alluvial plain 冲积平原，沉积平原 alluvial fans alluvial plains

词源

From Latin alluvius (“alluvial”), from alluviō (“an overflowing, inundation”), from alluō (“wash against”). By surface analysis, alluvium + -ial.

来源：wiktionary