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单词 gallein
释义 gal·le·in
\ˈgalēə̇n, ˈgȯl-\ noun
(-s)
Etymology: International Scientific Vocabulary gall- + phthalein; originally formed in German
: a metallic-green crystalline phthalein dye C20H12O7 made from phthalic anhydride and gallic acid or pyrogallol and used especially in dyeing violet and as an indicator
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更新时间:2025/3/12 22:25:33