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单词	pentacyclic
释义	pentacyclic adjective pen·​ta·​cyclic ¦pentə+ : containing five usually fused rings in the molecular structure Word History Etymology penta- + cyclic
随便看	overpackages overpackaging overpacked overpacking overpacks overpaid overpaint overpaints overparted overparticular overparting overparts overpass overpassed overpasses overpassing overpast overpay overpaying overpayment overpayments overpays overpedaled overpedaling overpedalled

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。