单词	pentadiene
释义	pentadiene noun pen·​ta·​diene ¦pentə+ : any of several straight-chain liquid diolefins C5H8 especially : piperylene compare cyclopentadiene Word History Etymology penta- + -diene
随便看	sloth monkey slothed slothful slothfuler slothfulest slothfuller slothfullest slothfullier slothfulliest slothfully slothfulness slothfulnesses slothing slothound sloths slots slots in slotted slotted in slotted spoon slotter slotters slotting slotting fee slotting in

英语词典包含469781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。