Einstein’s theory of relativity is very abstruse.

爱因斯坦相对非常难懂。

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

爱因斯坦新光学理改变了人们对光科学概念。

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

爱因斯坦理把能量同质量和光速联。

The theory of relativity originates with Albert Einstein.

相对是爱因斯坦创立。

Finally they accepted Einstein's relativity.

他们终于接受了爱因斯坦相对。