a layer of soil and detritus covering strata or bedrock.
| 单词 | θ6132 |
| 释义 | the world > the earth > structure of the earth > constituent materials > [noun] > material of earth's crust > loose material on surface (6) soil-cap1882 a layer of soil and detritus covering strata or bedrock. soil1934 Engineering. Fragmentary or unconsolidated material occurring naturally at or near the earth's surface, regardless of its suitability for plant… overburden1955 As a mass noun: loose, unconsolidated material lying above bedrock. Also as a count noun: a layer of such material. soil mantle1961 the soil as a covering of the underlying rock. Subcategories:— kind of (1) — over a particular point (1) |
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