Small meteorites have left impact craters all over the planet’s surface.
这个行星的表面布满了小块陨石留下的撞击坑。
The metallographic cooling rate was measured for the Deng Ujimqin mesosiderite using And profile ac concentration vs.
采用剖面中间浓度与镍纹石带宽度关系测定了东乌珠穆沁中铁陨石的金相冷却速率，其冷却速率介于0。
Bright ejecta rays such as these are produced as impacts excavate and eject relatively unweathered subsurface material.
这状陨石坑产生于天体撞击溅出的地下物质，延在遍布陨石坑的水星表面数百公里。
A micrometeorite impact, a snag, a wayward tool or even a misstep can spell doom for an astronaut.
太空给一颗微陨石撞上、给钩住、一个工具失灵、甚至一次失足，都可能万劫不复。
He discovered an unusual meteorite.
他发现了一块奇异的陨石。
Some people have reported seeing more semivolatile elements in a class of interplanetary dust particles (IDPs) called “chondritic porous” IDPs.
曾有报告在一类被称作“多孔球粒陨石”的行星尘埃颗粒（IDPs）中见到了较多的半挥发性元素。
Simply introduce the aerolith epigraph of Ming Jiajing, enumerate the lists of inscriptions and horizontal tablet of mosques in Datong area.
随后简单介绍了明嘉靖丙午陨石题记，列举了大同辖域清真寺碑刻匾联名单。
If you look over the element ratios we measured, you might conclude that our comet particles look more like chondritic porous IDPs than CI chondrite meteorites.
如果你查看我们测定的元素比率，你将得出结论——我们的彗星颗粒看上去更接近多孔球粒陨石IDPs而不是CI球粒陨石。
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Meteoroids become meteors when they enter our atmosphere and meteorites when they hit the ground.
流星进入地球大气层时会变流星，撞击地面时变石。
Meteorites are rocks from space that have hit the ground and we have recovered.
“Meteorites（石）”是我们已经找到的，从太空撞到地面的岩石。
Scientists believe it was just a meteor not a meteorite.
科学家认为这只是个流星，而不是石。
This is one of the hallmarks of impact craters.
石坑都有这样的特点。
He reached this conclusion after studying a meteorite.
这是他研究石后达的结论。
And the composition of that meteorite, is very consistent with the composition of Baptistina.
那个石的分，与巴蒂斯缇娜其实非常致。
The Union said it was just too small to clear its path.
联合会称冥王星体积太小以至于无法清理轨道上的其它石。
The planet's gonna undergo this meteoric bombardment for, like, 5,000 years.
星球将遭受大概五千年的石轰炸。
But less predictable is the risk of being hit by a meteorite.
但和遭遇颗石撞击的风险相比显然要低些。
In 2019, a meteorite struck a doghouse in Costa Rica.
2019年，颗石砸到了位于哥斯达黎加的座狗舍。
Meteorites certainly could not leave such cracks.
石当然不能留下这样的裂缝。
The stone called lonsdaleite came here on a meteorite.
这种叫做朗斯代尔石的石头来自于这里的石。
The site of a lake formed more than 3.5 billion years ago.
这个石坑形于35亿年前。
This crater hints at the size of the explosion in western Ghana.
这个石坑暗示了加纳西部爆炸的规模。
So we are now approaching the crater.
我们现在接近石坑了。
And it included rock samples taken right next to the crater village.
其中包括在石坑村附近采集的岩石样本。
The young Earth was once completely covered by impact craters.
年轻的地球曾经完全被石坑覆盖。
Double craters are common too, probably formed when binary asteroids hit the Moon.
双石坑也很常见，可能是在双子小行星撞击月球时形的。
What was missing from the story, though, was a suitable crater.
只不过这个故事里还缺个部分—个合适的石坑。
Scientists will compare samples taken from salda to the suspected carbonate materials detected at Jezreel.
科学家们将把从萨尔达采集的样本与在耶斯列石坑发现的可疑碳酸盐物质进行比较。
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划词翻译
详细解释
搏击俱乐部 
状
延在遍布
给一颗微
流星，撞击地面时变
石
个流星，而不是
