英语词汇research and development怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	research and development
释义	research and development noun mass noun (in industry) work directed towards the innovation, introduction, and improvement of products and processes （工业用语）研究和开发, 研发。
随便看	body double body dysmorphic disorder body English bodyguard body language bodyline body louse body man body mass index body odour body piercing body politic body-popping body press steelhead steelier steeliest steeliness steel pan steel wool steelwork steelworker steelworks steely steelyard

英汉双解词典包含131075条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。