As a result blimps, adjusted to hover at appropriate heights, are often used to relay data to and from satellites.

结果是被调整到盘旋在适当高度的飞艇，经常被用来作为接受和发送卫星信号的中转站。

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Manned "stationary" satellites are used to relay and broadcast electromagnetic communication signals.

“固定不动的”人造卫星被用来转播及广播电磁通讯信号。

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An English science-fiction writer, proposed that beaned "stationary" satellites be used to relay and broadcast electromagnetic communication signals.

有位英国科幻小说家曾提议使用“固定不动的”人造卫星来转播及广播电磁通迅信号。

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It would make more sense for the rover to hand the whole file over to a lander, which could pass it in chunks to orbiting relay satellites for transmission home.

ECONOMIST: An interplanetary Internet: The wire of the worlds | The

The data are sent from the orbiting outpost to NASA's Tracking and Data Relay Satellites, which relay it to the satellite reception dishes at NASA's White Sands Test Facility in New Mexico.

ENGADGET: AMS detects excess of positrons, could suggest existence of dark matter

The primary computer that controls critical station functions defaulted to a backup computer, but it was not letting the station communicate with Nasa's Tracking and Data Relay Satellites, the US space agency said.

BBC: Nasa back in contact with the International Space Station