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 (产品的)研究和开发
随便看	snowmelt snow-melting system snowmelts snowmen snowmobile snowmobiled snowmobiler snowmobilers snowmobiles snowmobiling snowmobilist snowmobilists snowmould snow niche snow-on-the-mountain snow owl snowpack snowpacked snowpacks snow panther snow-patch erosion snow pea snow pear snow pears snow peas

英汉双解词典包含483723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。