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单词 vegetable acid
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vegetable acid
vegetable acid n. Chemistry (now chiefly historical) an acid of plant origin.
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the world > matter > chemistry > organic chemistry > acids obtained from plants or trees > [noun]
vegetable acid1698
rhein1827
igasuric acid1830
rheumin1832
rheic acid1838
strychnic acid1840
1698 J. Floyer Treat. Asthma 188 I think not fit to multiply any farther receipts from vegetable acids, but will pass to the acids of animals.
1728 E. Chambers Cycl. at Alkaly Since Vegetable Acids are originally no other than Mineral ones.
1815 J. Smith Panorama Sci. & Art II. 389 The acetous, and most other vegetable acids, have some action upon tin.
1929 H. A. A. Nicholls & J. H. Holland Text-bk. Trop. Agric. (ed. 2) ii. v. 194 A little unslaked lime is added so as to neutralise the vegetable acids.
2004 W. Bethard Lotions, Potions, & Deadly Elixirs i. 6 Vegetable acids were organically derived and used to treat everything from headaches to sprains and bruises.
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更新时间:2024/11/11 0:54:54