一步两步走来，给你挠挠痒痒。

One step, two step, Tickle you under there.

youdao

好啦，可能其实这更像是在挠痒痒，但还是很酷对不对。

Okay, so maybe it's more of a tickle, but still...

youdao

去看猴子挠痒痒。

See all the monkeys scratch, scratch, scratching.

youdao

科学家通过“挠痒痒”这种方式来使不同种类的大猩猩和一些人类婴儿发出笑声。

That's how researchers made a variety of apes and some human babies laugh.

youdao

科学家通过“挠痒痒”这种方式来使不同种类的大猩猩和一些人类婴儿发出笑声。

That's how researchers made a variety of apes and some human babies laugh.

youdao