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单词	caprolactam
释义	caprolactam noun cap·​ro·​lac·​tam ˌka-prō-ˈlak-ˌtam  : a white crystalline cyclic amide C6H11NO used especially in making one type of nylon Word History Etymology caproic acid + lactone + amide First Known Use 1944, in the meaning defined above
随便看	boell's grebe boeotarch Boeotia boeotiae boeotian boeotianer boeotianest boeotianner boeotiannest boeotians boeotias Boer Boerhaavia Boerhavia boers boes Boethius Boethusian Boetinese boetineses boetoeng boeuf bourguignon Edwardsian Edwin EE

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。