“D--R &--D (research and development)”概念、定义、翻译-科学时代

单词	D--R &--D (research and development)
释义	市场营销词汇手册 R & D (research and development) 研究与开发，研发
随便看	polarography polarography polarography polarography polaroid polaroid Polaroid polaroid Polaroid film Polaroid photography polaroid portrait polaron polaron polaroplast polar orbit polar orbit polar orbiting polar-orbiting meteorological satellite polar orbiting satellite polar orbit meteorological satellite polar orbit satellite polar pantograph polar pantograph polar path polar period

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

R & D (research and development)