animal charcoal
短语[化] 兽炭; 骨炭 [医] 动物炭, 骨炭, 巴黎骨炭
释义与例句
n.
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1.
A fine charcoal prepared by calcining bones in a closed vessel; used as a filtering agent in sugar refining, and as an adsorbent and disinfectant.
不可数