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单词 commercial indigo
释义

> as lemmas

commercial indigo
It is produced by the decomposition of the glucoside indican n., which exists not merely in the indigo-plant, but in woad and various other plants. Its essential constituent is indigo-blue; besides which, however, commercial indigo or crude indigo contains indigo-red, indigo-brown, and some earthy glutinous matters (indigo-gluten).extracted from indigon.adj.
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as lemmas
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更新时间:2024/12/24 1:26:14