“manned spacecraft system”概念、定义、翻译-科学时代

单词	manned spacecraft system
释义	航空航天词汇手册 manned spacecraft system 载人飞船系统
随便看	sericite sericite sericitization sericocalyx sericterium sericulture sericulture series series series series series series series series series series series series series series arm series battery series branch series capacitor series catalogue

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。

manned spacecraft system