Read Edit View history 烟酰胺 yānxiān'àn nicotinamide Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 烟酰胺/ 菸酰胺 yānxiān'àn nicotinamide noun · nicotinamide; niacinamide 烟酰胺是一种常用的美白成分。 Edit Delete References Add reference No references for this word.