大家都搜：
人造卫星寿命
1、satellite radio───卫星广播；卫星收音机
2、satellite dish───n.圆盘式卫星电视天线；天线接受器
3、satellite television───卫星电视
4、communication satellite───[通信][航]通信卫星；通讯卫星
5、keyhole satellite───锁孔卫星
6、satellite system───[航]卫星XiTong；[电] 卫星XiTong
7、satellite phone───卫星电话
8、satellite───n.卫星；人造卫星；卫星国家；adj.卫星的
9、satellite maps───卫星地图
1、propulsion subsystem is essential for maneuvering the MUOS satellite during transfer orbit to its final location as well as conducting on-orbit repositioning maneuvers throughout its mission life.───MUOS卫星变轨到最终位置以及执行任务寿命期内的在轨机动性重新配置上，该推进XiTong是很关键的。
2、One such cost arises when a satellite has to take evasive action and thereby USES up fuel, reducing its life in orbit.───当一个卫星不得不回避时，这一费用上涨了，因此也会用尽燃料，减少在轨道里停留的时间。
3、And that would mean the Earth's natural satellite may have always been too dry to host life.───这意味着月球这颗地球的的天然卫星可能由于过于干燥而无法存在生命。