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1. Oxford American Dictionary

   duricrust

   • IPA[ˈdo͝orəˌkrəst]

   美式

   • n.
     a hard mineral crust formed at or near the surface of soil in semiarid regions by the evaporation of groundwater

   • noun: duricrust, plural noun: duricrusts

2. • 釋義

   n.

   名詞

   • 1. a hard mineral crust formed at or near the surface of soil in semiarid regions by the evaporation of groundwater resistant bedrock or duricrusts appear at the surface he crunched over concrete and then duricrust