humus
美音:[´hju:məs
]
英音:[´hju:məs
]
n.腐殖质
难易程度:
humus为短语/超纲词汇
词根
hum＝ground（地面）
humus
/,hju:məs; `hjuməs/
n [U] rich dark organic material formed by the decay of dead leaves, etc and essential to the fertility of soil 腐殖质.
n [U] rich dark organic material formed by the decay of dead leaves, etc and essential to the fertility of soil 腐殖质.
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