| 单词 | 麦角甾醇 |
| 释义 | 〔ergosterol〕A crystalline sterol, C28H 43OH, synthesized by yeast from sugars or derived from ergot and converted to vitamin D 2 when exposed to ultraviolet radiation. 麦角甾醇：结晶甾醇，C28H 43OH，由糖中的酵母合成或由麦角提炼而成，当受紫外线照射时可转化成维生素D 2 〔sterol〕Any of a group of predominantly unsaturated solid alcohols of the steroid group, such as cholesterol and ergosterol, present in the fatty tissues of plants and animals.固醇：任一类固醇类的大多数不饱和固体醇，如胆固醇和麦角甾醇，多出现于动物和植物的脂肪组织中〔tachysterol〕An isomer of ergosterol that forms vitamin D2 when irradiated with ultraviolet light. 速甾醇：一种麦角甾醇的同分异构体，在用紫外线照射后形成维生素D2 |
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