| 单词 | 腐殖质 |
| 释义 | 〔mold〕Loose, friable soil, rich in humus and fit for planting.松软沃土：疏松，易碎的土壤，富含腐殖质并适宜种植〔chernozem〕A very black topsoil, rich in humus, typical of cool to temperate semiarid regions, such as the grasslands of European Russia.黑钙土：含丰富腐殖质的一种很黑的地表土，产于俄罗斯欧洲部分的草原地区等干旱温凉地带〔humus〕A brown or black organic substance consisting of partially or wholly decayed vegetable or animal matter that provides nutrients for plants and increases the ability of soil to retain water.腐殖质：一种棕色或黑色的有机物，由全部或部分腐烂的植物或动物体构成，它能为植物提供养分并提高土壤蓄水的能力 |
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