Proponents say space elevators would be cheaper, safer and more comfortable to operate than rockets, and speculate that the sensation would be akin to riding on a train.

太空电梯的支持者说，与火箭相比，太空电梯将更便宜、更安全和更舒适，并猜想乘坐太空电梯的感觉将类似于坐在火车上。

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We'll have X-ray vision and space elevators and live at least twice as long and be able to move things, perhaps even martinis, with our minds.

我们将拥有X光视界、空间电梯和两倍的寿命，能够用念力移物（比如说马汀尼酒）。

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The principals in Seattle-based LaserMotive said they are sceptical about space elevators but aim to commercialise power beaming technology.

来自西雅图的LaserMotive队的队员表示，他们对太空电梯持怀疑态度，但是希望对电力集束技术进行商业化。

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We were certain that this was just a "pie in the sky" concept, but apparently engineers are hard at work designing those futuristic space elevators that promise to eventually whisk cargo and humans to the final frontier at a fraction of the cost of rocket-based delivery systems.

ENGADGET: Space elevator robot reaches 1000 feet

Space elevators are slowly making the transition from science fiction to science fact... but we're not quite there yet.

ENGADGET: Liftport turns to Kickstarter for space elevator experiment (video)