| 单词 | c-horizon |
| 释义 | > as lemmasC-horizon A typical soil shows the following horizons (from the surface downwards): the A-horizon, generally the horizon of eluviation; the B-horizon, generally the horizon of illuviation; and the C-horizon, consisting of partly weathered parent material. Within the A-horizon and B-horizon further horizons may be distinguished (as B1, B2, B3 horizons), though some writers refer to such horizons as zones or layers rather than as horizons.extracted from horizonn.< as lemmas |
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