爱因斯坦的

Einstein’s theory of relativity is very abstruse.

相对论非常难懂。

Einstein's theory links energy with mass and velocity of light.

理论把能量同质量和光速联系起来。

The theory of relativity originates with Albert Einstein.

相对论是。

Einstein's new theory on optics changed classical scientific ideas about light.

新光学理论改变了人们对光传统科学概念。

Finally they accepted Einstein's relativity.

他们终于接受了相对论。