Some people thought it was a meteor shower.

有人以为是一场流星雨。

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。

It's the first meteor shower of Spring.

天琴座流星雨是春季的第一场流星雨。

That would take something highly dramatic like, oh, I don't know, a massive meteor.

真正地毁灭还是一些突发情况，比如说巨大的流星。

Others speculated it was a meteor or aliens.

其他人则猜测它是一颗流星或者星人。

On Mercury, without that atmosphere, the asteroids and meteors smack down at full throttle.

水星上没有大气陨星直接全速撞击水星表面。

A meteor that scientists say was probably a few meters across.

科学家说这颗流星的直径可能只有几米。

So if a meteor explodes in the atmosphere and no one's around to hear it.

所以如果一颗流星在大气中爆炸而周围没有人能听到。

Which of these meteor showers is typically visible in April?

以下哪一种流星雨在四月比较常见？

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

这就好比恐龙每给巨大的流星补贴成百上千亿的路费来撞地球。

Wedding lanterns, balloons, Venus, meteors, the Moon, satellites, and so on.

婚礼彩灯、气球、金星、流星、月亮、卫星等等。

Meteors, asteroids, and comets struck my surface for a billion years.

从十亿前开始，流星、小行星和彗星不断撞击我。

Get out! I couldn't stop if a meteor hit me.

少来了，我就算被 陨石打中也停不下来。

Shower me with a show of hands if you set meteor showers.

如果你选的是流星雨，请举手示意我。

They've been through all kinds of things, meteor strikes, climate changes, you name it.

它们经历了各种各样的事情，流星撞击，气候变化，各种各样。

Now, most meteoroids burn up entirely as meteors.

现在，流星体的大部分完全燃烧成流星。

Meteors can do some crazy things. Like sun spots.

流星会制造一些让人无法理解的事情。就像太阳黑子一样。

Qingdao Aishan Observatory confirmed later that it was a piece of meteor.

青岛艾山天文台后来证实那是一颗流星。

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。

Most meteors arise from mere dust grains and pebbles in space.

大多数流星来自于宇宙空间中的尘土颗粒和沙砾等微小颗粒。