The ragged, strained breathing becomes as smooth as a kitten's purr.

不规则的、紧张的呼吸变得平滑，小猫的呼那般安稳。

But there are other types of purr, there is another type of purr called the solicitation purr.

但还有其他种呼，其中一种叫做请求呼。

I just had to grunt a lot for that one.

这个角色我真得发出许多呼。

The mother will also purr back say that all is well her end too.

母猫也会发出呼告诉幼猫一切都很好。

Interestingly, we still don't really know why cats purr.

有趣的是，我们仍然不知道猫为什么会发出呼。

But the dogs only wagged their tails and the cats only purred.

可是，那些狗只会尾巴，猫也只会发出呼。

Have you noticed it's always an Aflat? Is it?

你有没有注意到他的呼总是降A调? 是吗?

Scientists have discovered that it has an embedded frequency that sounds like a human cry.

科学家发现这种呼的频率起来有人类的哭。

Many professionals say that a cat's purrs serves the same function as a person's smile.

很多专业人士说，猫的呼与人的微笑具有相同的功能。

Cats will generally purr when they're stretched out in the sun or lying on your lap.

猫通常在阳光下伸展时，还有趴在你的大腿上时会发出呼。

You know, one night, Leonard's nose whistled so loud, I swear it was like sleeping on a train track.

有天晚上，Leonard呼超大我就睡在了铁轨上。

This sounds more urgent to the owner and they often asking for food or attention.

这种呼起来较紧迫，通常是要求主人的注意或是讨食。

In fact, cats purr both during pleasurable situations but also while they're in duress or injured.

事实上，猫在愉悦的情况下还有受到胁迫或受伤时都会发出呼。

20 My purring might help you too. The frequencies of a cat's purr may confer health benefits on nearby humans as well.

猫的呼也能帮助人类。猫的呼也可能对身边的人带来健康益处。

I'm going to miss his stripey face in the morning. And his purr, yeah, I'm going to miss that.

早上我会想念它那布满条纹的脸。当然我也会想念它的呼。

And they rolled over on their backs, and they started purring so loudly that it was like tractor engines.

它们滚啊滚，接着开始发出呼，那音大到拖拉机的引擎。

He started making noises such as Frank had never heard before; he was hissing and spitting without drawing breath.

他发出一些弗兰克从未见过的音；他不歇气地发出嘶嘶和呼呼。

Just like a cat's purr, smiling can be a subconscious way to soothe yourself when you're afraid.

就猫的呼一样，当你害怕时，微笑可以是一种潜意识中抚慰自己的方式。

It was just more practical this way, easier to travel and safer when you know everyone around you by grunt.

这种方式会更实用，更便于旅行，当你凭呼就能认出身边是谁的时候，也能更保证安全。

Most people assume that a cat purrs because they're happy and relaxed, but according to experts, that's not always the case.

大多数人都认为猫发出呼是因为它们很开心，很放松，但专家称情况并非总是如此。