He reached this conclusion after studying a meteorite.

这他研究一块陨石后达成的结论。

Over the years, scientists have analysed these meteorites and determined their age through radioactive dating.

近年来，科学家们分析了这些外来物通过放射性同位素衰减测其年龄。

Hayabusa2's new mission aims to study possible ways to prevent large meteorites from hitting Earth.

隼鸟2号的新任务旨在研究防止大型陨石撞击地球的潜在方法。

Those are the meteors, not to be confused with meteoroids or meteorites.

那些就流星，要和流星体或陨石搞混。

Meteoroids become meteors when they enter our atmosphere and meteorites when they hit the ground.

流星进入地球大层时会变成流星，撞击地面时变成陨石。

Scientists believe it was just a meteor not a meteorite.

科学家认为这只一个流星，陨石。

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一块陨石。

Very rarely, an incoming meteoroid will survive all the way to the ground and become a meteorite.

非常罕见的，来袭的流星体会一路飞向地面未被燃蚀，落到地面并变成陨石。

In 2019, a meteorite struck a doghouse in Costa Rica.

2019年，一颗陨石砸到了位于哥斯达黎加的一座狗舍。

Torrid, seaways, conventional, meteorites, bombard, acid rain, greenhouse effect, organisms.

炎热的，航道，依照惯例的，陨石，轰炸，酸雨，温室效应，生物体。

However, a significant number of moon quakes can't be attributed to meteorites.

然，相数量的球地震能归因于陨石。

Meteorites are rocks from space that have hit the ground and we have recovered.

“Meteorites（陨石）”我们已经找到的，从太空撞到地面的岩石。

Today's story getting a 10 out of 10, a possible meteorite falling from outer space into someone's bedroom.

今天的最后一分钟，疑似一颗陨石从外太空落入某人的卧室。

Meteorites certainly could not leave such cracks.

陨石然能留下这样的裂缝。

The meteorite itself went for $21,000.

陨石本身拍出21000美元。

Early speculation ran wild, from meteorites and stray missiles to even UFOs and aliens.

早期的猜测可谓天马行空, 从陨石，流浪导弹甚至再到明飞行物及外星人。

And the composition of that meteorite, is very consistent with the composition of Baptistina.

那个陨石的成分，与巴蒂斯缇娜其实非常一致。

But less predictable is the risk of being hit by a meteorite.

但和遭遇一颗陨石撞击的风险相比显然要低一些。

And in these meteorites there were from 60 to 80 amino acids.

在这些陨石中有60到80个氨基酸。

In 2007, those map lichens survived atmospheric re-entry on a simulated meteorite.

2007 年的那些地图地衣在模拟陨石和大再入中幸存下来。