烟酸 Save Sign in to save words Traditional (Taiwan): 煙酸 yānsuān ㄧㄢ ㄙㄨㄢ niacin (vitamin B3) 3-Pyridinecarboxylic acid C6H5NO2 nicotinic acid Character by character 烟(yān)cigarette or pipe tobacco 酸(suān)sour Other words read yānsuān yansuan with other tones 盐酸 演算 验算 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0