“mainstage”概念、定义、翻译-科学时代

单词	mainstage
释义	军事词汇手册 mainstage （运载火箭的）主级；（单级火箭的）主发动机；（大型导弹弹道）主推进阶段
随便看	open description open description mechanism open diapason open die forging open diplomacy open disk open distributed processing OpenDoc open document open document open document architecture Open Document Architecture (ODA) open document architecture (ODA) open document architecture--open document architecture (ODA) Open Document Management API (ODMA) open-door Open-Door Policy open-door policy open door policy open-door policy open door policy open door policy open door treatment open drift orbit open dump

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。