A meteorite streaked across the sky.
一颗流星划过天空。
To compare the compositions of a meteorite and the Sun, it is necessary that we use ratios of elements rather than simply the abundances of atoms.
为了比较陨石和太阳的成分,我们需要利用元素的比率,而不单单是原子的丰度。
This sediment layer is enriched in the rare metal iridium and other elements that are relatively abundant in a meteorite but very rare in the crust of Earth.
这一沉积层富含稀有金属铱,以及其他在陨石中较丰富而在地壳中十分罕见的元素。
They located a meteorite with a mass of over a trillion tons.
他们找到了一块重逾一万亿吨的陨石。
But that makes it easier to identify something as a meteorite, as opposed to just a terrestrial rock.
但是,这使得我们更容易将东西识别为陨石,而不仅是地面的岩石。
Scientists have linked the mass extinction at the end of the Cretaceous with a meteorite impact on Earth.
科学家将白垩纪末期的大灭绝与地球上的陨石撞击联系起来。
It is theoretically possible that bacteria developed on Mars early in its history and that some were carried to Earth by a meteorite.
从理论上讲,细菌可能是在火星的早期发展起来的,其中一些是由陨石带到地球的。
After all, the Sun has many more atoms of any element, say iron, than does a meteorite specimen, but the ratios of iron to silicon in the two kinds of matter might be comparable.
毕竟,太阳中任何元素的原子,比如说铁,都比陨石标本的原子要多得多,但这两种物质中铁和硅的比例可能是可以比较的。
What if a meteorite falls on the plant?
如果一颗流星砸中核电站又怎么办?
Some say a meteorite crashed years ago.
据说,几年前有陨石曾坠落在那里。
He saw what he thought to be a meteorite.
他看到的他以为是陨石。
It's a meteorite, containing lots of metal components.
而是一块陨石,金属含量非常高。
It was a meteorite that crashed into me, nothing else!
反正那是个陨石撞到我,不是其他东西!
While flying over the Channel, the pilot saw what he thought to be a meteorite.
飞过英吉利海峡时,驾驶员认为他看见了一颗陨星。
While flying over the Channel , the pilot saw what he thought to be a meteorite.
当这位飞行员飞过英格利海峡时,他以为他看到的是一颗殒星。
While flying over the Channale, the pilot saw what he thought to be a meteorite.
这飞行员飞过英吉利海峡时,他看到的他认为是一颗陨石星。
However, this doesn't mean a meteorite is going to fall from the sky on your car.
但是,这不是说会有陨石撞到你的车上。
Cleanup is underway in Russia, a meteorite exploded yesterday over the Euro mountains.
昨天,陨石在欧洲山区上空爆炸,目前俄罗斯正在进行清理工作。
Scientists unveiled a meteorite from Mars in which they said there were microscopic fossils.
科学家们揭开了火星上——火星上有很多微生物化石——的陨石之谜。
That raises the possibility that life on Earth arrived here on a meteorite - a concept called panspermia.
这也为一种叫做有生源说的概念提供了可能性,这一概念认为地球上的生命是由小行星带来的。
We can, in principle, now estimate how large a meteorite would have to have been to cause catastrophic events.
原则上,我们可以估算陨石撞击会引发多大程度的灾难性事件。
A meteorite – or a piece of rock from outer space – might've crashed into the Earth millions of years ago.
几百万年前,来自外太空的石头,也就是陨石落在了地球上。
Climate change, hunting by early humans, and even a meteorite are among theories for their abrupt disappearance.
有3种理论解释它们的突然灭绝:气候变化、原始人狩猎、陨星。
Patterson found a way around this. Instead of dating something in the ground, he dated something from the sky-a meteorite.
帕特森找到了解决这个问题的一种方式,他不去测定地上的事物,而从天上的事物——陨石着手。
I just thought of something... that explosion in the Scottish forest a couple of months ago, was that a meteorite impact?
我刚刚在想一些事……几个月前苏格兰森林的爆炸,那是流星影响吗?
Scientists believe these holes form when the ceiling of a subterranean lava tube collapses, possibly due to a meteorite strike.
科学家认为,地下熔岩洞顶部的坍塌或流星的撞击,都是这些月球坑形成的原因。
And the possibility of a meteorite isn't a joke: "it's there somewhere - it's just a very low probability," Corradini says.
有可能被流星砸中并非是一个笑话:“这确实可能—只是可能性很低而已,”Corradini说。
You are my journey in the long, finally a meteorite, even if is the short wave annihilation, still has not destroy all the time.
你是我漫漫长途里,最后一颗陨星,即使是挥手湮灭的短暂,仍享有举世不灭的璀璨。
You are my journey in the long, finally a meteorite, even if is the short wave annihilation, still has not destroy all the time.
你是我漫漫长途里,最后一颗陨星,即使是挥手湮灭的短暂,仍享有举世不灭的璀璨。
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