烟碱素 Save Sign in to save words Traditional (Taiwan): 菸鹼素 yānjiǎnsù ㄧㄢ ㄐㄧㄢˇ ㄙㄨˋ niacin Tw Character by character 烟(yān)cigarette or pipe tobacco 碱(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