Read Edit View history 尼克酸 níkèsuān niacin Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 尼克酸 níkèsuān niacin nicotinic acid or vitamin B3 Edit Delete References Add reference see 烟碱素/菸鹼素 → 尼克酸/尼克酸 Edit Delete