Swimming can help people to keep healthy.

游泳可以使人保持健康。

Fire keeps these forests healthy and vibrant.

它使这些森林保持生机与活力。

How else can we keep our eyes healthy?

还有其什助保护眼睛健康的吗？

Fresh breath comes from keeping your mouth healthy.

清爽口气要通过保持口腔健康来维持。

We need them to keep healthy.

我们需要们来保持健康。

To keep yourself healthy and strong.

让自己保持健康和强壮。

We need to keep our distribution ecosystem healthy.

我们需要维持分流系统的正常运行。

They want to keep people healthy by providing toilets.

们想通过提供厕所来保持人们的健康。

It’s about keeping our kids healthy and safe.

它关系着我们的孩子们的健康和安全。

Salt does our bodies good, and keeps them healthy.

盐对身体有好处, 保持身体健康。

Eating lettuce keeps me healthy and I love singing opera.

吃生菜使我保持健康，我喜欢唱歌剧。

And we can keep you all healthy, safe and clean.

我们可以让你们所有人都健康、安全和清洁。

I thought that dialysis was supposed to keep you healthy.

我以为透析让你保持健康。

It keeps you healthy, you don't have to pay.

它让你保持健康，你也不用付钱。

Right. Then you can avoid problems and keep your teeth healthy.

没错，这样就可以避免问题发生，并保持牙齿健康。

And this is important to keep the population healthy and productive.

这对保持人口健康和生产力很重要。

The organ detects certain chemicals that help keep the body healthy.

该器官检测某些有助于保持身体健康的化学物质。

Genetic diversity is an important part of keeping large groups healthy.

基因多样性是保持大型群体健康的重要原因。

It does keep people healthy and keeps them safe from sickness.

甘蓝确实让人保持健康，免得疾病。

First of all, topical fluoride is essential for keeping our teeth healthy.

首先，局部使用氟对保持牙齿健康至关重要。