可知21世纪末将出现时空机，人们将纷纷回到过去。

The 21st century will appear knowable space-time machine, people will have back into the past.

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那就是啦，我们要去偷时空穿梭机。

Yeah, we need to steal a time machine.

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然而，通过开发“时光机”——一台可以让我们穿越时空，看清未来将要发生什么的机器——解决了我们的难题。

We solved this problem by developing time machines that let us travel to the future to see what was in store for us.

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