这些镜头会直接传输给直升机，接着，会被传给卫星，卫星会直接传到白宫。
And that will be transmitted directly to the helicopter and, again, that would be transmitted up to a satellite which would then beam straight down to the White House.
卫星将于北京奥运会前开始传输数字电视信号，届时数千万家庭将可直接收看奥运会盛况。
Satellite will be in before the Beijing Olympic Games begin transmitting digital television signal, when tens of millions of families will be directly to watch the Olympics.
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