So, we know the purpose of itch.

所以，我们知道目。

But that's what itching's purpose is.

但这就是目。

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

实际上，人类并不是唯一感觉到动物。

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

这种类型不太可能使你发笑，就是单感觉。

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

原来我们还不知道之谜所有部分。

When you have an itch, when something itches, you scratch it.

当你候，当有什东西候，你就去挠它。

That's the sensation of something being itchy.

那是有什东西感觉。

I want to give you a second example

而是因为他们了解人处。

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

那个厉害你知道我 13 岁什吗？

That's when you have an itch, something that's bothering you that you need to scratch.

那是当你候，一些困扰你东西，你需要去抓挠。

Social media is this...is this giant fingernail scratching this woman's itch for constant attention.

社交媒体就像是巨大指甲，不断挠着这个女人渴望被关注。

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

这是给那对双胞胎，我把手套粘他们手上。

If you have a condition called solar urticaria, big, itchy welts develop within minutes of sun exposure.

如果您患有日光性荨麻疹，暴露阳光下几分钟内就会出现又大又伤痕。

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

他把毛发蓬乱大头凑到哈利脸上，给了他一个胡子拉碴、呼呼吻。

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

而且我够不到地方！

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

很有可能，你会有机会研究有关肿胀第一手资料——被蚊虫叮咬后留下痕。

The elephant smiled when his itch was finally scratched.

大象处终于被挠破了， 它笑了。

Yeah. It's been like this all day.

是 了一整天了。

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

“我胳膊” 就是有那种感觉， 我会去挠那种感觉。

That creates an illusion that tricks the brain into thinking the imaginary itch has been satisfied.

这会产生一种错觉，让大脑认为想象中感已经得到满足。