In fact, the people with OCD know that their behavior is irrational but it's like an itch — just because you know in your head that you shouldn't scratch it doesn't make it any less itchy.

实际上，有强迫症的他们的行为是不理智的，但这就像痒，仅仅是不应该挠并不会减轻的痒。

This is for the scratchy twins out there. I taped oven mitts to their hands.

这是给那对痒双胞胎的，我把手套粘在他们手上。

Humans aren't actually the only animals who can be tickled.

实际上，类并不是唯一感觉到痒的动物。

Tickling is a type of itch almost, and we found that when people have done functional neuroimaging studies of the brain while being tickled that two areas light up.

挠痒痒几乎是痒的一种，我们发现，当们在被挠痒痒时对脑进行功能神经成像研究时，两个区域会发光。

The origins of that itch you're feeling right now extend way back on the evolutionary tree, and we've only scratched the surface of knowing how it all works.

现在感受到的痒的起源可以追溯到进化树上，我们只它是如何工作的表面。

He bent his great, shaggy head over Harry and gave him what must have been a very scratchy, whiskey kiss.

他把毛发蓬乱的头凑到哈利脸上，给了他一个胡子拉碴、痒呼呼的吻。

This isn't entertainment that we know is bad but that scratches some indefinable itch - your " Love Islands, " your " Girl Meets Worlds."

不是我们明某种娱乐节目不好，但它却能挠到我们的某种说不清不明的痒处，比如约会真秀《爱情岛》，喜剧《女孩成长记》。

Here he is in his bath, the only place he could get respite from the excruciatingly itchy skin disease that left him raw and scaly.

他正呆在浴缸里，只有在这里他的那浑身鳞屑红斑的皮肤病带给他的难以忍受的痒痛才能得到缓解。

I an itching palm! You know that you are Brutus that speak this, Or, by the gods, this speech were else your last.

我的手掌痒！要是说这话的不是布鲁图，指着神明起誓，这句话就是说的最后一句话。

" Mommy! My head itches! " she announced loudly, speaking over the headset she was wearing (as she watched even more TV).

“妈妈，我的头痒！”因为头上戴着耳机（还得让她继续看电视），她叫得挺声。

Chances are, you've had the opportunity to study firsthand the swollen, itchy welt left by a mosquito bite.

很有可能，会有机会研究有关肿胀的第一手资料——被蚊虫叮咬后留下的痒痕。

Turns out we don't know all the pieces to the itch puzzle yet.

原来我们还不痒之谜的所有部分。

This type is less likely to make you laugh and feels more like an itch.

这种类型不太可能使发笑，就是单纯的痒的感觉。

But that's what itching's purpose is.

但这就是痒的目的。

So, we know the purpose of itch.

所以，我们痒的目的。

And the itch is in a place that I can't reach!

而且痒在我够不到的地方！

When you have an itch, you scratch it if you can.

当痒的时候，如果能抓，就抓一抓。

" My arm itches" means it has that feeling, and I will scratch that feeling.

“我的胳膊痒” 就是有那种感觉， 我会去挠那种感觉。

That itch nasty. You know what I was doing when I was 13?

那个痒的厉害我 13 岁时在做什么吗？

But it fully makes the ear itch go away.

但它完全消除了耳朵的痒感。