And some have both. During a wedding, the couple might read special vows or promises that they have written for each other.

VOA: special.2010.08.09

So what that means is that we're limited in any atom to having two electrons per orbital, right, because for any orbital we can either have a spin up electron, a spin down electron, or both.

这意味着在一个原子内,每个轨道上可以有两个电子，对吧，因为对任何轨道,我们可以有自旋向上或者自选向下或者两者都有。

麻省理工公开课 - 化学原理课程节选

n And these are known as anions. It has the n, which might conjure up negative, or anion and minus both have five letters.

这些就是负离子，有，能让我们想起，负，这个字，或者负离子和负号都是5个字母。

麻省理工公开课 - 固态化学导论课程节选

So there's no claiming that things have to be one or the other, but not both.

因此并不能说,不是好就是坏而不能两者兼而有之。

耶鲁公开课 - 死亡课程节选

So, what this means is that when we're looking at an actual wave function, we're treating it as a wave, right, so waves can have both magnitude, but they can also have a direction, so they can be either positive or negative.

这意味着,当我们看一个波函数时,我们把它看做一个波，波不仅有幅值，还有方向，所以它们可正可负，如果。

麻省理工公开课 - 化学原理课程节选

Of two pleasures, if there be one to which all or almost all who have experience of both give a decided preference, irrespective of any feeling of moral obligation to prefer it -- in other words, no outside, no independent standard -- then, that is the more desirable pleasure."

这两种快乐中，如果所有或几乎所有,两种都体验过的人，都更偏好其中一种，而且并不是出于任何道德责任-,换句话说，没有外界的，独立的标准影响-,那么该快乐就是更令人满意的“

耶鲁公开课 - 公正课程节选

But the point is that how is Facebook, how is Amazon possibly going to communicate securely with you or your laptop using cryptology if you both have to know the same secrets.

关键是Facebook是怎么样，亚马逊是怎么样安全地和你或你的计算机,使用加密技术进行交流的，如果你们两个都,知道那个同样的密钥。

哈佛公开课 - 计算机科学课程节选

So if we were to spell out the argument somewhat more fully, it might be, "We have free will, but you can't both have free will and be subject to determinism or subject to deterministic laws."

因此我们要更完整地阐述这个论证的话,它应该是,人有自由意志,但人不能既有自由意志,又遵从决定论 或服从确定性的定律

耶鲁公开课 - 死亡课程节选

After the accident,we've got two people,Lefty and Righty, or two entities,Lefty and Righty, both of whom have Shelly Kagan's memories, beliefs,desires,goals,and so forth.

事故之后，一人化作两人或是两个实体，小左和小右，两人都有Shelly，Kagan的记忆，信念，欲望，目标以及种种。

耶鲁公开课 - 死亡课程节选