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

单词	research and development (R & D)
释义	请查阅research and development--research and development (R & D)
随便看	urban trend setter urban trend setter urban typology urban typology urban university urban village urban village urban warfare urban water supply urban youth urban zone Urban Ⅱ Urban Ⅱ urbiculture urbiculture URC Urca process urcaryote urceolate urceolate corolla urceolate corolla urceolus urceus urchin ovary paste URC (Uniform Resource Citation)

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。