英语词汇humus的意思、用法及释义-英汉双解词典

单词	humus
释义	humus n[U] rich dark organic material formed by the decay of dead leaves, etc and essential to the fertility of soil 腐殖质.
随便看	ultimatum ultra- ultramarine ultrasonic ultrasound ultraviolet ululate ululation umber umbilical umbilical cord umbilicus umbra umbrage umbrella umlaut umpire umpteen umpteenth un- un unabashed unabated unable unabridged

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