1. Satcom plays a crucial role in connecting remote areas with the rest of the world.
卫星通信在将偏远地区与世界其他地方连接起来方面起着至关重要的作用。

2. The military relies heavily on satcom for secure and reliable communication in the field.
军方在战场上依赖卫星通信来进行安全可靠的通讯。