这些微型卫星体积小巧，能够容纳传感器和通信接收器、发射机，使操作人员能够从太空中研究地球以及地球周围的空间。
Within their compact bodies these minute satellites are able to house sensors and communications receivers/transmitters that enable operators to study Earth from space, as well as space around Earth.
底线是，你有一些机会体验飞行期间用XM(或听在你的车XM卫星广播以及)年在某点的接收器失活。
The bottom line is that you have a some chance to experience a receiver deactivation at some point during a year of flying with XM (or listening to XM radio in your car as well).
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