It hurts when I bend my knee.

我的膝盖一弯就疼。

《牛津词典》

It hurts, Mummy!

妈妈，疼！

《牛津词典》

First of all, it hurts me.

首先，它伤害到了我。

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

Sometimes it hurts and sometimes we see things that we may not like, but overall it's fun.

有时会让我们受伤，有时我们看到一些我们不愿意看到的东西，但总的来说还是有趣的。

哈佛公开课 - 幸福课课程节选

not the panic zone,where it hurts-- the stretch zone, where there is excitement,where there's some nervousness.

不是会让人受伤的恐慌地带，而是延伸地带，其中有兴奋，还有点紧张。

哈佛公开课 - 幸福课课程节选

Legalizing the status of immigrants already here helps the economy more than it hurts.

NPR: Immigrants Tend To Complement, Not Replace American Jobs

She says it hurts if people think she's gotten a part because she's black.

NPR: A Close Bond Sheds Light on Race Relations

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

CNN: Transcript: Clinton speaks on 'patients' bill of rights'