But luckily for us, there's a classical equation of motion that will, in fact, describe how the electron and nucleus change position or change their radius as a function of time.

但幸运的是，有一个,经典方程描述了电子和核子,位置或者它们直接的距离是,如何随时间变化的。

麻省理工公开课 - 化学原理课程节选

And then we always had fights about it. But luckily, this girl always cleans up after herself.

我们那时候总是为这个争吵。但幸运的是，这个女孩总是会收拾得很干净。

布鲁克林的房价 - SpeakingMax英语口语达人

But luckily we had the control of the red laser pointer where nothing moved at all.

但是很幸运我们可以,控制红色激光笔,虽然什么都没有移动。

麻省理工公开课 - 化学原理课程节选

But luckily, we can do a little bit better than that.

幸好我们还可以做更深入的研究

耶鲁公开课 - 博弈论课程节选

But luckily we don't have to worry about how we're going to picture all this, now that I said that, no physical interpretation f or a wave function, there is a physical interpretation for what a wave function squared means.

如何想象这些图像,我这么说，虽然波函数，物理解释,但波函数的平方，有物理解释,当我们说到。

麻省理工公开课 - 化学原理课程节选