| 单词 | humus |
| 释义 | humus /hyooh"meuhs/ or, often, /yooh"-/, n. the dark organic material in soils, produced by the decomposition of vegetable or animal matter and essential to the fertility of the earth. [1790-1800; < L: earth, ground; akin to Gk chamaí on the ground, chthón earth, Skt ksam-, Lith zeme, Serbo-Croatian zèmlja ground, earth; cf. CHAMELEON, CHTHONIAN, ZEMSTVO; see HOMO] |
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