Keep one hand clean always. A bit of salt.

始终保持一只手干净。加点盐。

On the other hand, clean clothing works in your favor.

另一方面，整洁的着装锦上添花。

And we'll start off by meeting the first person to realise that keeping hands clean can really help prevent diseases being passed on.

我们将从第一个认识到保持双手清洁能真的帮助预防疾病传播的人开始。

Could've maybe used one hand, and then kept the other hand clean for, you know, other things.

也许可以用一只手，然后保持另一只手干净，你知道的，做其他事情。

I like to keep me hands clean.

我喜欢保持双手干净。

Or to keep your hands clean, you can use two forks to shred the meat apart.

或者为了保持双手清洁，您可以使用两把叉子将肉切碎。

I found her, and usually so careful not to touch me with her clean brown hands, she threw herself on me.

我找到了她， 她总是小心翼翼地不让干净的棕色手碰到我， 于是她扑向了我。

But have patience, and keep your eye single, and your hands clean, and you will learn some day to sing it yourself, without needing any man to teach you.

但是要有耐心，眼睛要专一，双手要干净，总有一天你会自己唱的，不需要任何人教你。

It’s an ingredient in a lot of what we use, from the plastic glove that keeps your hand clean to the tires that keep you on the road.

它是我们使用的很多东西的成分，从让您的手保持清洁的塑料手套到让您在路上行驶的轮胎。