菸鹼素 Save Sign in to save words Simplified: 烟碱素 yānjiǎnsù ㄧㄢ ㄐㄧㄢˇ ㄙㄨˋ niacin Tw Character by character 菸(yān)tobacco 鹼(jiǎn)base 素(sù)raw silk A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0