Pulling hair isn't nice because it hurts people.

扯人头发不好因为会伤害别人的。

youdao

You can't concentrate on anything but that because it hurts that bad.

除了疼痛，你不能专注于任何其他事情，因为疼痛是那么地难忍。

youdao

That's hard for a lot of us because it hurts our pride. We think we're a good person.

对我们很多人来说这很难，因为这样让你的骄傲难受了。

youdao

Sometimes,people say something to a friend or family member that they later regret because it hurts that person's feelings.

VOA: special.2010.06.20

So, if somebody pokes you with a stick and you say, "Ouch," because it hurts, the poking and the "Ouch" is an unconditioned stimulus causing an unconditioned response.

如果有人用棍子戳你，你会因为疼而叫出来，戳的动作和你的喊叫“,这就是无条件刺激引起了无条件反射。

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Front-end load is a nasty cost because it hurts investors in two ways.

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But we need to stop fear-mongering about radiation because it hurts people.

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Now, we can laugh about this, because sometimes it hurts too much to cry.

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