The classical concept often USES "aging" to express the nature of the living activities of the elderly.

经典的观念用衰老或老化表达成年之后或老年人的生活活动本质。

youdao

Remember that concept and that revision of this sort of classical picture.

记住那个概念以及对经典图像的修正。

youdao

While the current study only looks at the classical behavior of the theory, there could also be quantum behavior, such as with the bounce concept.

虽然现在的研究仅仅集中在这套理论的经典行为上，但是量子行为也可能存在，例如在跃变的概念下。

youdao

And when we talk about size, I'm again just going to say the stipulation we're not talking about an absolute classical concept here, but in general we're going to picture it being much further away from the nucleus as we move up in terms of n.

当我们说到尺寸时，我们只是说――,经典的绝对的概念，而是它大约,离原子核有多远。

麻省理工公开课 - 化学原理课程节选

That's something that will come up in the lecture tomorrow, so remember that concept and that revision of this sort of classical picture.

这也是我们明天的课堂内容,所以你们脑海中得有这个概念,包括这个经典的细胞流程的修订版

耶鲁公开课 - 生物医学工程探索课程节选

They both would have understood that ultimately it was very much about me, and reject the classical concept of altruism, or selfless giving to others, because it excludes benefit to the person who does the giving.

FORBES: A Doctor Muses On The Selfishness Of Altruism