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	motoneuron motoneurons Motopia Motopian motor motorable Motorail motorails motor alexia Motorama motor aphasia motor aphasias motor apraxia Motor Apraxias motor area motor areas motor-assisted motor ataxia Motor Ataxias motorbicycle motorbicycles motorbike motorbikes motorboard motorboat

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。