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1·Even if ET has mastered building a rocket that can travel at the speed of light, he may be lying dead inside a weakened craft .

即使外星人已经掌握了制造一枚能以光速飞行的火箭的技术，他也可能死在了一架飞船里。

2·Today people and goods travel by jet aircraft and fast ships, and information is transmitted at the speed of light over the Internet.

人和货物通过喷气式飞机和快船来流动，而信息是通过互联网以光的速度传送。

3·If you could move at the speed of light, your time would stand still, if you could move faster than light, your time would move backward.

如果你能以光速运动，你的时间就会静止不动；如果你能以快于光速的速度运动，你的时间就会倒退。

4·What is the speed of light?

光速是什么？

5·The electron is not moving at the speed of light.

电子不是以光速运动的。

6·Assume the speed of light is the same for both observers.

假设对于这两个观察员而言，光速是相同的。

7·Yes, the universe itself will eventually outpace the speed of light.

有啥能比光速更快吗？ Yes，我们所处宇宙自身的速度最终就将超过光速。

8·So they ran the test again - and broke the speed of light for a second time.

为了验证实验正确性，他们又一次进行了此项实验，并且第二次打破了光速。

9·Two years later it would be travelling at 90 per cent of the speed of light.

在过两年，速度达到光速的90%， 远离太阳系； 发射四年之后，飞船开始了时间旅行。

10·Cherenkov light comes from these particles when the speed of light is exceeded.

切伦科夫光来自光速被超过时的这些粒子。