According to the theory of relativity, nothing can travel faster than light.
根据相对论,任何东西都无法超越光速。
Want to travel faster than light?
你想飞得比光还快吗?
Can we skirt Einstein's theory of special relativity and travel faster than a beam of light?
我们能否绕过爱因斯坦狭义相对论的理论使得移动速度超越光速?
And that was only possible because, besides using the sea, the shipping lanes for travel, which was much faster than overland travel, the Romans maintained roads.
之所以能达到这个数字,原因之一是走海路,用海洋航路运输,比陆路快得多,另一个原因就是修路。
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