单词	all-nighter
释义	all-nighterˌall-ˈnighter noun [countable] American English informal an occasion when you spend the whole night studying or doing written work at university
随便看	rollover Rolls-Royce roll-up roly-poly ROM romaine Roman roman Roman alphabet Roman Catholic Roman Catholicism romance Romance language Roman Empire Romanesque Romania Romanian Roman law Roman nose roman numeral Romano- romantic romantically romantic comedy romanticism

英语词典包含52748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。