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单词
turmeric paper
释义
turmeric paper
n.
(名词)
Paper saturated with turmeric and used to detect the presence of alkalis, which turn the paper brown, or boric acid, which turns it red-brown.
姜黄试纸:一种用姜黄抽出液浸渍过的纸,用以测试碱性物质时试纸变成棕褐色,用来测试硼酸时,试纸变成红褐色
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Wellesley College
well-favored
well-fed
well-fed
well-fixed
well-found
well-founded
well-groomed
well-grounded
well-handled
wellhead
well-heeled
wellie
enwinding
enwinds
enwomb
enwombed
enwombing
enwombs
enwound
enwound
enwoven
enwrap
enwreathe
enwrought
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更新时间:2026/2/16 2:23:53