Curtains help keep out the cold air.

窗帘可以把冷空气阻隔在外。

And it doesn't block out all sounds.

而且它阻隔不了所有声音。

And the blankets also help trap some of that heat.

也有助于阻隔部分热量。

This will dampen the sound waves trying to hit your eardrums.

耳塞能阻隔试图穿过你耳膜的声波。

The sun breaks through the clouds, and finally it all comes together.

阳光穿破云层的阻隔最终光芒万丈。

Which shows how important it is to block coughs and sneezes.

这就说明阻隔咳嗽和喷嚏的必要性。

In winter, it's cut off by snow. All roads in and out are impassable.

冬天，这里被冰雪覆盖。进出之路尽被阻隔。

Furthermore, it lies behind a shroud of dust that blocks any visible light from passing through.

此外在它前面还有一层阻隔任何可见光线通过的尘埃。

Plosive sounds are made by suddenly releasing air that has been blocked by various parts of the mouth.

爆破音是把口中阻隔的空气突然释放。

It also effectively blocks weeds and helps soil warm faster in the spring.

它还能有效地阻隔杂草以及帮助土壤在春天更快地变暖。

She helped the minds of her students' scale the mountain walls and reached out to the world beyond.

了生的头脑，跨越大山的阻隔直达外面的世界。

These sounds are made by creating a blockage in the mouth and letting air escape from the nose.

这些音通过在嘴巴中形成阻隔并且让空气从鼻中逃出。

Cut off by the spread of glaciers, these bears have been keeping to themselves for more than 660,000 years.

由于冰川扩散造成了阻隔，这些熊各自生活了超过66万年。

Greed has poisoned men's souls has barricaded the world with hate has goose-stepped us into misery and bloodshed.

贪婪毒害了人的灵魂，并用憎恨阻隔了世界，一步步让我们走向痛苦和杀戮。

Warmer temperatures have allowed new predators once kept at bay by the cold into their previously isolated habitat.

气温升高使得原本被寒冷阻隔的捕食者能够进入此前隔离的栖息地。

It's that filter that traps the smallest aerosol particles, the kind that can carry the virus.

就是那个能捕获最小的气溶胶颗粒的过滤器，也就是能阻隔病毒的那种。

Starshade seeks to block out that starlight so you can image a really faint exoplanet right next to it.

遮星伞可以阻隔母星的光线，这样就能拍摄到母星附近十分模糊的外星行星。

Because fat blockers keep the fat in your intestines, using the toilet can become a messier, oilier business.

因为脂肪阻隔药物使脂肪进入肠道系统，上厕所时会更加脏乱、油腻不堪。

One mystery is how it erupted suddenly, all over, in places separated by oceans, mountain ranges, and other earthly impediments.

在由海洋、山脉和其他天然屏障阻隔地许多地方，流感为什么突然到处爆发，这是一个谜。

A mask can stop a virus, but it also sends a message: We're all in this together.

口罩能阻隔病毒，它还传达出了这样一个信息：我们都在一起。