“轨道备份星”概念、定义、翻译-科学时代

单词	轨道备份星
释义	航空航天词汇手册 in-orbit spare satellite 轨道备份星
随便看	primary cause primary cause of death primary cell primary cell primary cell primary cell culture primary cell culture primary cell culture primary cementite primary cerebral vesicle primary characteristic primary charge primary circulating system primary circulation primary clarification primary classification primary classification primary climax primary clock primary coast primary coelom primary coil primary colony primary colour primary colour

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。

in-orbit spare satellite