As a parent you might wonder how much your child will be able to understand about complex or upsetting topics.

作为家长，你或许想知道你的孩子究竟能理解多复杂、多恼人的话题。

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If your parents are arguing about you, this can be especially upsetting.

如果你的父母是因为你的某些事情而争吵，这可能让人更郁闷。

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And what was so upsetting, she continued, was that she felt she had nothing to be unhappy about.

她还说，令人沮丧的是，她找不出来自己到底是对什么不满。

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So, remember this makes sense if you just think of it as a wave and forget the particle part of it for right now, because that would be very upsetting to think about and that's not, in fact, what's going on, we're talking about quantum mechanics here.

记住如果你们把它看做是一个波,而忘记它是一个粒子时，这就是可以理解的了，因为如果把它看做,一个粒子就行不通了，实际上也不是这样的，这里我们是以量子力学的角度来考虑问题。

麻省理工公开课 - 化学原理课程节选

In addition since they worry about upsetting advertisers, no golf magazines tell you which places are bad and should be avoided.

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