illuvial造句

例句与造句

1. They do not have an illuvial horizon enriched with either silicate clay or with an amorphous mixture of aluminum and organic carbon
   没有富含硅酸盐粘土或铝有机碳非晶质混合物的淀积层。
2. It's difficult to find illuvial in a sentence. 用illuvial造句挺难的