单词	pentacarbonyl
释义	pentacarbonyl noun pen·​ta·​carbonyl "+ : a compound containing five carbonyl groups especially combined with a metal Word History Etymology penta- + carbonyl
随便看	interregnums interreign interreigns interrelate interrelated interrelatedly interrelatedness interrelatednesses interrelates interrelating interrelation interrelations interrelationship interrelationships interreligious interrenal interrenal body interrenal gland interrer interrex interring interrobang interrobangs interrogable interrogant

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。