单词	book lung
释义	book lung noun : a saccular breathing organ in many arachnids containing thin folds of membrane arranged like the leaves of a book Word History First Known Use 1881, in the meaning defined above Medical Definition book lung noun ˈbu̇k-  : a saccular breathing organ in many arachnids containing thin folds of membrane arranged like the leaves of a book
随便看	pimento cheese pimento grass pimenton pimentos pimiento pimientos Pimlico pimp pimped pimped-out pimpernel pimpernel root pimpernels pimpery Pimpinella pimpinellae pimpinellas pimping Pimpla pimple pimple metal pimpled pimpledder pimpleddest pimpleder

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。