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ventifact
A stone or pebble that has been shaped, worn, faceted, or polished by the abrasive action of windblown sand, usually under arid conditions. When the pebble is at the ground surface, as in a desert pavement, the upper part is polished while the lower or below ground part is angular or subangular.
- 词性: noun
- 行业/领域: 地球科学
- 类别 土壤学
- Company: Soil Science Society of America
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创建者
- Bob Adams
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