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单词 humus
释义
hu·mus 1 (hyməs)
n.
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.

[Latin, soil; see dhghem- in the Appendix of Indo-European roots.]
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更新时间:2026/5/27 20:57:29