单词	R and D
释义	R and D abbreviation or noun ˌär-ən-ˈdē : research and development Word History First Known Use 1952, in the meaning defined above
随便看	law stationer law-abiding law-abidingness law-borrow law-burrow law-hand law-way law-worthy Lawa lawas lawbook lawbooks lawbreaker lawbreakers lawbreaking lawbreakings lawcourts lawed lawer Lawes lawest lawful lawful money lawful rate lawfuler

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。