Describle a person who make a difference in your life!
简述一个人对你的生活有所帮助！
In Newton's book-The Classical Mechanics and Einstein's book named The Theory of Relativity, they describle the two sides of the conception of time in different angles: absolutism and relativitism.
牛顿的经典力学与爱因斯坦的相对论，实质上是从不同的角度分别描述了时间这一概念的两个方面：绝对性和相对性。
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