Frozen ground; also, permafrost. Frequently attributive.
| 单词 | θ6108 |
| 释义 | the world > the earth > structure of the earth > constituent materials > earth or soil > [noun] > subsoil > frozen subsoil (3) tjaele1924 Frozen ground; also, permafrost. Frequently attributive. permafrost1943 Soil, subsoil, or other surface or subsurface material that is at a temperature of less than 0°C throughout the year, as in Arctic regions… pergelisol1946 = permafrost, n. |
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