Villages and nearby towns blanketed with falling ash, blocking out the sun but thankfully no casualties have been reported.

村庄和附近城镇被火山灰覆盖，火山灰遮住了阳光，幸运的是目前暂无伤亡报告。

Why are you blocking all of us out right now?

你为什么现在要把我们全都挡在外面？

So it's not like you're just blocking everything out.

所以这并不是说你只是阻止一切。

You're blocking out other distractions, as long as that's okay.

只要没问题， 您就可以屏蔽其他干扰。

A giant airbag is inflating slowly inside me, steadily blocking out everything else.

一个巨大的安全气囊在我体内慢慢膨胀，稳步阻挡一切。

There was a heavy curtain blocking out the light.

【block】一幅厚厚的窗帘挡住了光线。

But the idea of blocking out the sun's rays -- that's insane in my opinion.

但是阻挡太阳光线的想法——在我看来这太疯狂了。

A total solar eclipse, it happens when the moon passes between the Earth and the sun, completely blocking out the light.

当月球从地球和太阳之间穿过时，就会发生日全食，月亮完全遮住了光线。

This is what the ship looks like today, without two and a half miles of pitch black ocean blocking out the sun.

这就是这艘船现在的样子，没有两英里半漆黑的海洋遮挡阳光。

To help you focus, norepinephrine creates a sort of tunnel vision, blocking out surrounding distractions, possibly even warping your sense of time, and enhancing your memory.

为了帮助你专心肾上腺素，创造出一种管状视力防止注意力涣散，甚至有可能弯曲你的时间观念并提升记忆力。

But polarized glasses have lenses that work as vertical polarizers, blocking out all light except those whose electric fields oscillate up and down.

但是偏光眼镜的镜片可以作为垂直偏光镜，阻挡所有光线，除了那些电场上下振荡的光线。

Even though the paper was blocking out visible light, the radiation from the uranium penetrated the paper and left its mark on the plate.

尽管纸张挡住了可见光，但铀的辐射还是穿透了纸张并在盘子上留下了痕迹。

By day, it serves as a shield, blocking out the most harmful and energetic of the sun's rays and about one-third of the less intense but visible light.

在白天，大气层作为一个盾牌，挡住了最有害和最有能量的太阳光，以及大约三分之一不太强烈但可见的光线。

By day, it serves as a shield, blocking out the most harmful and energetic of the sun’s rays and about one-third of the less-intense visible light.

白天， 它充当盾牌，阻挡最有害和最活跃的太阳光线以及大约三分之一的强度较低的可见光。

I awoke with needles in my brain. Thousands of them, biting, blocking out everything. Then they disappeared for one dizzying moment and I got my bearings.

我醒来时脑子里有成千上万根针在扎，将一切都阻挡在外。然后它们消失了，我一时晕头转向，过了一会儿才弄清方向。

And think about if you're someone who has a history of a melanoma, if you use an SPF 30, you're blocking out let's say 98% of the harmful rays.

想想看如果你是有黑色素瘤病史的人，如果你用的是防晒系数30的防晒霜，假设有98%的紫外线可以防护掉。

The impact shot millions of tons of dust into the atmosphere, blocking out sunlight and spelling an end to all large dinosaurs, the small ones that survived evolved into birds.

这次撞击向大气中喷射了数百万吨的灰尘，挡住了阳光，所有的大型恐龙都灭绝了，而幸存下来的小型恐龙则进化成了鸟类。

In the form of lead dioxide it's highly conductive which makes it useful in batteries and it's so incredibly dense that it's great at blocking out things like ionizing radiation.

在二氧化铅的形态下，它极易导电，所以尤其适合用在电池上，并且它的密度非常之高，能很好地隔绝电离辐射之类。

And then, just hanging in the air, you know, blocking out the sun..., the largest thing you've ever seen alive flying, like a double albatross — like this wingspan of 20 feet.

然后，你所见过的活着的最大的东西悬在天空飞着，遮住了阳光，就像两倍大的信天翁——翼展有 20 英尺。

The resulting fallout--massive wildfires, tsunamis, and a " nuclear winter" effect caused by the dust and soot blocking out the sun--created a hostile environment where many species could not survive.

由此产生的后果——大规模野火、海啸，以及灰尘和煤烟遮挡阳光造成的“核冬天”效应——造成了许多物种无法生存的恶劣环境。