The feat is not just a parlour trick—it could help people visualise how light travels in the curved fabric of space.
这一壮举不仅仅是客厅里的把戏——它可以帮助人们想象光是如何在弯曲的空间结构中传播的。
Lesson Three How Light Travels.
光是怎样传播的？
The experiments help visualise how light travels in space warped by gravity.
实验有助于形象化地显示光在被引力所弯曲空间内的传播情况。
The feat is not just a parlour trick - it could help people visualise how light travels in the curved fabric of space.
这一壮举，不只是客厅里玩耍的把戏-它可以帮助人们去想象光是怎样在弯曲空间的结构里传播。
His general theory of relativity has proved accurate in predicting how light travels from some of the most distant galaxy clusters in the universe, according to new measurements.
他的广义相对论被证实是正确的，在一项新的测试中，它精确地预测了在宇宙里一些最为遥远星系团那里光的运行。
Can you tell me how fast light travels?
你能告诉我光速有多快吗？
If light travels so fast, how come it's never caught a ninja?
如果光有那么快，为什么照不到忍者呢？
If light travels so fast, how come it never caught a ninja?
如果光有那么快，为什么照不到忍者呢？
Have you any idea how fast light travels?
你知道光速有多快吗？
A light-year means how far light travels in one year.
一光年就是光行走一年所通过的距离。
No matter how fast light travels.
不管光芒有多快。
Light thinks it reavels faster than anything, but it is wrong. No matter how fast light travels, it finds the darkness has always gotten there first, and is waiting for it.
光总觉得它跑得比任何事物都快，可它错了，因为无论它跑的多快，黑暗总是先它一步到达，并且等待着它的来临。
Light thinks it travels faster than anything, but it is wrong. No matter how fast light travels, it finds the darkness has always gotten there first and is waiting for it.
特里普拉切特（英国著名幻想小说家，有“幻想小说家超级巨星”之称）：光总是觉得它跑的比任何事物都快，可它错了，因为无论它跑的多快，黑暗总是先它一步到达，并且等待着它的光临。
Light thinks it travels faster than anything, but it is wrong. No matter how fast light travels, it finds the darkness has always gotten there first and is waiting for it.
特里普拉切特（英国著名幻想小说家，有“幻想小说家超级巨星”之称）：光总是觉得它跑的比任何事物都快，可它错了，因为无论它跑的多快，黑暗总是先它一步到达，并且等待着它的光临。
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