真实的概念对我们每个人都意味着我们感知的一切，经历的一切。

The concept reality means to each of us what we perceive, what we experience.

youdao

你的一天被分和秒所支配，但这些概念在任何物理意义上都是不真实的，对无数人来说都是不存在的。

Your day is ruled by minutes and seconds, but these concepts are not real in any physical sense and are nonexistent to numberless people.

youdao

这一周，这一概念有了真实的意义。

This week, the concept takes on real meaning.

youdao

The state was an abstraction, but in the person of the czar it was a reality.

国家" 只是个抽象概念,但沙皇这个人是真实存在的

耶鲁公开课 - 欧洲文明课程节选