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单词 θ69806
释义
the world > matter > chemistry > organic chemistry > acids obtained from plants or trees > [noun] > from bark (1)
umbelliferone1868

A colourless, tasteless, crystalline substance obtained from the bark of mezereon, and, by distillation, from various umbellifers.

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更新时间:2024/12/23 7:53:08