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词汇 niacin
释义

niacin

Related topics: Human, Drugs, medicines
ni·a·cin /ˈnaɪəsɪn/ noun [uncountableU]  
a type of vitamin that is good for your skin and your nervous system 烟酸〔一种有益于皮肤和神经系统的维生素〕
Examples from the Corpus
Origin niacin
(1900-2000) nicotine + acid + -in chemical compound
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