全世界都将通信卫星用于国际的实况转播。
Communications satellites are used for international live transmission throughout the world.
通信卫星，让国际上存在的重要事情得到传播成为可能。
It is communications satellites that have made possible international live transmission of important events.
通信卫星，让国际上存在的重要事情得到传播成为可能。
It is communications satellites that have made possible international live transmission of important events.
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