| 单词 | humus acid |
| 释义 | > as lemmashumus acid b. attributive, as humus acid, humus soil. ΚΠ 1881 C. Darwin Form. Veg. Mould v. 242 The several humus-acids, which appear..to be generated within the bodies of worms during the digestive process. 1892 Blackwood's Edinb. Mag. July 99 The species of Palaquium require a humus soil. < as lemmas |
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