relativity

Albert Einstein's theory of general relativity changed how scientists understand gravity and the universe.

(Chinese) 阿尔伯特·爱因斯坦的广义相对论改变了科学家们对引力和宇宙的理解。

In the world of physics, relativity explains why time moves slower for objects traveling near the speed of light.

(Chinese) 在物理学领域，相对论解释了为什么时间对于接近光速运行的物体会变慢。