英语词汇“niacin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	niacin
释义	niacinniacin /ˈnaɪəsɪn/ noun [uncountable] Etymology ETYMOLOGYniacin Origin: 1900-2000 nicotine + acid + -in chemical compound science, biology a type of vitamin
随便看	longitude longitudinal longitudinally longitudinal wave long johns long jump long jumper long-lasting long-life long-lived long-lost Long March, the long-playing record long-range long-running longship longshore current longshore drift longshoreman long shot long-standing long-suffering long-term longtime long wave

英语词典包含48224条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。