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

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。

See, beards and mustaches act as shade for your delicate yet manly face.

不管是大胡子还是小胡子都充当男子汉们脸部屏障。

What he tried to do was to teach a male dolphin called Bass and a female called Doris to communicate with each other across a solid barrier.

他试图教公海豚巴斯和母海豚桃瑞丝透坚固的屏障交谈。

So the alveolar wall, the basement membrane, and the capillary wall is really all that separates the air from the blood, and this is called the blood-gas barrier.

所以，肺泡壁、基底膜和毛细血管壁将空气和血液分离，这个结构叫气血屏障。

The magnetosphere is a shield, protecting us from dangerous cosmic rays.

磁层是一个屏障，保护我们免受危险宇宙射线的侵袭。

The area around it was clear, as if protected by an unseen barrier.

它周围的区域很清楚，好像有一道看不见的屏障保护着。

Because there is no more glucose and the fats are too large to cross the blood-brain barrier, your brain changes modes and begins to use ketone bodies for energy, which are short-chain derivatives of fatty acids.

为没有更多的葡萄糖，脂肪又太大而不能血脑屏障，你的大脑就会改变模式，开始使用酮体作为能量，酮体是脂肪酸的短链衍生物。

President Donald Trump has designatedabattoirs part of America's critical infrastructure. President Emmanuel Macron has called for Europe to build up its " strategic autonomy" in agriculture. Yet food autarky is a delusion. Interdependence and diversity make you more secure.

美国总统特朗普已经为美国重要的基础设施设置了类似角斗场一样的残酷屏障。法国总统马克龙号召整个欧洲农业领域建立自己的" 战略自治" 。然而，希望实现粮食的自给自足其实是一种妄想。互相依存，差异共存才会使你（国家）更加安全。

It is bad, as far as I can see, a burning fire, and the purpose is clearly to form a defensive barrier and stop the police and security services getting through.

情况很糟糕, 据我所见, 火势非常猛烈, 而且目的显然是形成一道防御屏障阻止警察和安全部。

While he was in the emergency room, Cargill shut down the Hazleton plant to disinfect everything, install barriers between workstations, and give employees time to heal.

他急诊室时，嘉吉公司关闭了哈兹尔顿工厂，对所有东西进行消毒，工作站之间安装屏障，并给员工时间进行康复。

" Bubble barrier" is one part of -- of the approach.

“泡沫屏障”是方法的一部分。

Credence begins to cut through the barrier, and the colours actually appeared to quite closely resemble the moment that Voldemort used his magic to plow through the barrier around Hogwarts.

克雷登斯试图穿屏障，实际上，此刻画面的颜色看起来与伏地魔用魔法穿透霍格沃兹周围的屏障时十分相似。

And that added the nature barrier will be safely accessing the affected population.

这无疑是增加了一道天然屏障，减少了与感染人群的接触，未感染者更安全了。

If enough people have immunity, they can kind of shield the virus from reaching others.

如果足够多的人有免疫力，他们可以成为屏障 使病毒无法传播给他人。

They go right through and if we had a - - a barrier of any kind, a powerful barrier whether it's steel or concrete.

它们可以直接穿去，如果我们有一个任何形式的屏障，一个强大的屏障，不管是钢铁还是混凝土。

It runs from the Pacific Ocean to the Gulf of Mexico and while most of that border,more than 1,200 miles of it,runs along the U.S. state of Texas, the barriers that are currently there cover 100 miles.

它从太平洋一直延伸到墨西哥湾，而大部分的边界沿着美国德克萨斯州，超1200英里，目前的屏障覆盖了100英里。

The aim is to create a natural shield against desertification.

其目的是建立一个天然屏障来抵御沙漠化。

But the one who designed a sculpture in the Netherlands would have never envisioned this -- on Monday, a subway train broke its barriers and landed on top of the whale tale sculpture.

但是荷兰设计雕塑的人从来没有想到会发生这样的事——周一，一列地铁冲破屏障，停鲸鱼传说雕塑的顶部。

The increase and decrease in size of these micro bubbles mechanically opens the blood-brain barrier.

这些微小气泡大小的增加和减小能够机械地打开血脑屏障。

It just creates a shield, which will just deflect the cosmic rays from the Sun to actually reach us at the surface. So it protects us.

它会产生一层屏障，这层屏障可以折射从太阳射到地球表面的宇宙射线。所以它能保护我们。