Because the moon's body blocks direct radio communication with a probe, China first had to put a satellite in orbit above the moon in a spot where it could send signals to the spacecraft and to Earth.

由于月球阻碍了与探测器的直接无线电通信，中国首先必须把一颗人造卫星送入月球轨道上的一个点，人造卫星可以从那里向航天器和地球发射信号。

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But a more direct threat to America's position comes from the testing of anti-satellite weapons.

但是美国地位所受到的更加直接的威胁则来自于反卫星武器实验。

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The new study combined computer modeling with measurements of the ice and the underlying bedrock, both direct and by satellite.

这项最新研究综合了电脑模型，以及冰块和冰下基岩的一些测绘数据，这些数据全部来源于地质测绘卫星。

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The giant incumbents in cable, telecom and direct satellite now push a triple play of services to consumers: TV, phone and Web access.

FORBES: Magazine Article

That mismatch will ensure the near-term future of giant incumbents in cable, telecom and direct satellite, with their dedicated networks expressly designed to carry video.

FORBES: Magazine Article

And rather than wait for Nitel to deliver a high capacity link to connect him and his customers to the backbone of the internet, he has opted for a direct satellite link to the United States.

BBC: Nigerians yearn for cheaper internet