| 单词 | carotin |
| 释义 | carotin (once / 369354 pages) n WORD FAMILY carotin USAGE EXAMPLESCarotin.—This pigment occurs in various forms in plants, both amorphous and crystalline. Thatcher, Roscoe Wilfred, The Chemistry of Plant Life(2010) As an example of a lipochrome which has been isolated, crystallized and purified, we may mention carotin, which has recently been found in green leaves. Various, Encyclopaedia Britannica, 11th Edit...(2010) This observation suggested the chemical relation between the vitamine and carotin. Eddy, Walter H., The Vitamine Manual(2010) n an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver Syn|Hypo|Hyper carotene, provitamin A beta-carotene an isomer of carotene that is found in dark green and dark yellow fruits and vegetables provitamin vitamin precursor; a substance that is converted into a vitamin in animal tissues |
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