methyl ethyl pyridine甲基: methyl; methylium; carbinyl; ...乙基: aethylis; ethyl; ethyl group吡啶: pyridine; pyridina; azine甲基乙基吡咯: eryptopyrrole4-乙基-2-甲基吡啶翁: collidinium下载手机词典可随时随地查词查翻译
