而我们选择这样做，是为了使影片真正从哈利的视角出发。

And what we've chosen to do with the films is really take them from the point of view of Harry.

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或者简单的说，那是关于从道德上来说的什么是正确的或错误的，而我们选择的答案总让我迷惑。

Or simply, it is about what is morally right or wrong in what we choose that perplexes me.

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我们相信，这些方面的学习在实行传统的科目里是受到限制的，而我们选择自主学习就是为了避免这些限制。

We believe these aspects of learning are limited by the traditional implementation of a curriculum, and we choose to homeschool as a way to circumvent those limitations.

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And all ion channels are selective for a single type of ion, and we can think about how that selectivity takes place, and that's where this idea of atomic radius is going to become very important.

所有的离子通道都是仅对某一种离子具有选择性的，而我们可以来想一想这种选择性是如何发生的，这也就是原子半径这个概念将会变得，非常重要的地方。

麻省理工公开课 - 化学原理课程节选

At this point, we have no other choice but to double up before going to the next energy level, 2px so we'll put a second one in the 2 p x.

在这点上我们没有其他选择,而只有双倍填充,在到下一个能级之前，所以我们放入第二个电子至。

麻省理工公开课 - 化学原理课程节选

So now we're comparing my choosing 1, when my opponent chooses 2, and the payoff I would get if I choose 2 when my opponent chooses 2.

当我选择立场1,而对手选择立场2时,或者如果我们都选择立场2,我的收益会是怎么样的

耶鲁公开课 - 博弈论课程节选