Many people will be able to travel in space and live on 'other planets.
也许人们能够在太空上旅行并生活在其他星球上。
This would be a revolution in space travel - the tiny spacecraft would be able to travel fast enough to relay information to us within a life time.
这可能成为太空旅行的一次革新——一艘微型太空飞船可以实现极速飞行，并且在我们这辈子内将信息传递回来。
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