Scientists believe it was just a meteor not a meteorite.

科学家认为这只是一个流星，而不是陨石。

Others speculated it was a meteor or aliens.

其他人则猜测它是一颗流星或者外星人。

Those random meteors are called sporadic meteors.

那些随机飞来的流星被称为偶发流星。

Scientists believe it was just a meteor not a meteorite. What's the difference?

科学家认为那只是一颗流星，并不是陨石。二者有何区别？

That was just a... a meteor or something.

只不过是… … 是颗流星或是别的什么玩意罢了。

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

那些就是流星，不要和流星体或陨石搞混。

Imagine if we had spent hundreds of billions per year subsidizing giant meteors.

这就好比恐龙每年给巨大的流星补贴成百上千亿的路费来撞地球。

Some people thought it was a meteor shower.

有人以为是一场流星雨。

OK, Charlie. It couldn't be the meteor. A meteor couldn't do this.

好吧，查理。不太可能是流黾。流星可搞不出这种事来。

It's the first meteor shower of Spring.

天琴座流星雨是春季的第一场流星雨。

If one of these rocks hit's the earth's atmosphere, it becomes a meteor.

如果其中一个流星体撞上了地球的大气层，它就会变成流星。

It's believed to have been a meteor.

据信那是一颗流星。

If their orbit crosses the Earth, then you have a potential meteor.

如果他们的轨道穿过地球，那么就成了一个潜在的流星。

Venus has been hit hard with meteors.

金星，被陨星撞击。

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成流星，撞击地面时变成陨石。

These lights in the sky are called meteors.

天空中的这些光被称为流星。

The streaks of light are in fact meteors.

这些光带实际上是流星。

Meteors burn up within this layer.

流星在这一层内燃烧起来。

What would happen if a giant meteor hit Earth?

如果一颗巨大的流星撞击地球会发生什么呢？

Meteors and asteroids collide with this planet fairly frequently.

流星，小行星和这颗行星的碰撞相当频繁。