| 释义 | 
		il·lu·vi·a·tion AHD[ĭ-lo͞o”vē-āʹshən] D.J.[ɪˌluːviːˈeɪʃən]K.K.[ɪˌluviˈeʃən]n.(名词)- The deposition in an underlying soil layer of colloids, soluble salts, and mineral particles leached out of an overlying soil layer.淀积作用:胶状物,可溶性盐和矿物微粒从上层土壤向下层过滤的沉淀过程
 
 - illuvial [resulting from illuviation]  in- 2 -luvial [relating to the action of flowing water]  as in alluvial illuvial [由淀积作用形成的]  in-2 -luvial [与水的流动有关的]  如在 alluvial
 
 - -ation -ation
 
 
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