Asteroids are also called minor planets, not to be confused with dwarf planets like Pluto.

小行又被成为微型行，不要把它和像冥王这样的矮行混淆了。

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto.

水、金、地球、火、木、土、天王、海王和冥王。

" Pluto is a cold, cold planet." That's what I meant.

" 冥王冷冰冰的行" 我这意思。

That's about the same distance as 337 round trips from Earth to Pluto.

这相于从地球到冥王往返337次的距离。

That’s about the same distance as 337 round trips from Earth to Pluto.

这相于从地球到冥王往返337次的距离。

It's a " Marsing" and a sight for Pluto who would pan it.

看到冥王和火吵了。

Covering over 3 billion miles to give us our closest view yet of Pluto.

飞行里程超过30亿英里，在此过程中提供给我们最接近冥王的视图。

We now know there's water on the Moon, on Mars, Pluto.

我们现在知道月球、火、冥王上都有水。

You may have heard that astronomers don't consider Pluto or its brethren to be planets.

你也有听说过天文学家不认为冥王行，或者说行的从属。

Today, we tell about Percival Lowell whose work led to the discovery of Pluto.

今天，我们讲述珀西瓦尔·洛厄尔的故事，他的工作导致了冥王的发现。

He died long before the search for Planet X resulted in the discovery of Pluto.

早在寻找行X并最终发现冥王之前，他就去世了。

Oh, hey dad. What are you doing back from Pluto so quick?

爸 你怎么这么快就从冥王回了？

Check out the bracelet, it's pretty cool, and it even includes Pluto!

看看这手镯，它很酷，它甚至还有一冥王！

But, as Project Pluto's designers found, that is tricky to fit in a missile.

但根据冥王计划设计者的发现，这对于导弹说很棘手的。

Yeah, hold on. Phone for you, Pluto.

等会，找你的电话，普鲁托。

But Pluto was far too small to affect Neptune.

但冥王太小，影响不了海王。

Tantalus was the son of the god Zeus and the nymph Pluto.

坦塔罗斯宙斯和仙女普路托之子。

But researchers believe Pluto may have been born as a much warmer place.

但研究人员认为，冥王诞生时可能一温暖得多的地方。

Pluto, for comparison, lies only 40 times farther from the sun than Earth.

而冥王比地球距太阳的间距只远40倍。

I am one of the reasons Pluto lost its status.

我冥王失去行地位的原因之一。