| 单词 | 维他命 |
| 释义 | 〔niacin〕A white crystalline acid, C5H 4NCOOH, that is a component of the vitamin B complex found in meat, wheat germ, dairy products, and yeast and is used to treat and prevent pellagra. Also called nicotinic acid 烟酸，尼克酸：一种白色结晶酸，C5H 4NCOOH，是在肉、麦胚、奶制品和酵母中发现的合成维他命B的一种成分 也作 nicotinic acid〔megavitamin〕A dose of a vitamin greatly exceeding the amount required to maintain health.大剂量维生素：大大超过维持健康所需之量的维他命剂量〔steroid〕Any of numerous naturally occurring or synthetic fat-soluble organic compounds having as a basis 17 carbon atoms arranged in four rings and including the sterols and bile acids, adrenal and sex hormones, certain natural drugs such as digitalis compounds, and the precursors of certain vitamins.类固醇：有17个碳原子排列成四个环状的化合物，其中包含有甾醇和胆汁酸、肾上腺皮质荷尔蒙，如毛地黄等特定自然药物，以及某些合成维他命的各种自然或人造的可溶脂肪〔margarine〕A fatty solid butter substitute consisting of a blend of hydrogenated vegetable oils mixed with emulsifiers, vitamins, coloring matter, and other ingredients.人造奶油：一种多脂肪固体黄油的替代物，由氢化植物油与乳化剂、维他命、色素和其它成份的混合物构成〔PABA〕A crystalline para form of aminobenzoic acid that is part of the vitamin B complex and is widely used in sunscreens to absorb ultraviolet light.对氨基苯酸：一种结晶的氨基苯酸形式，是维他命B复合物的一个组成部分并被广泛地用于过滤剂中以吸收紫外线光〔coenzyme〕A nonproteinaceous organic substance that usually contains a vitamin or mineral and combines with a specific protein, the apoenzyme, to form an active enzyme system.辅酶：非蛋白质有机物质，通常含有维他命或矿物质，结合特定的蛋白质和酶朊，形成活性酶系统 |
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