niacin

名词 niacin:

1. a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract
   同义词：nicotinic acid

ni.a.cin

n.（名词）
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

来源：
ni(cotinic) ac(id)
ni(cotinic) ac(id)
-in
-in