There's some helium and traces of heavier elements.

太阳中含有氦和少量较重元素。

No, I do. II didn't write " superfluid helium" on this napkin for nothing.

真想听。特意把超流氦写在餐巾纸上可不白费。

5 imperial gallons of the liquid helium. 5 You know how much helium that is?

英制加仑液态氮你知道那多少氮气吗？

You can't sink. With all that helium in you, you're lucky you don't float away.

你落不了，体了氦气遇水不飘走就算你走运啦。

Yeah, I listen to what you say. You're building a particle detector using superfluid helium.

当然，你话都有好好听。你正在用超流氦打造一个粒子探测器。

Yes, helium, just like those birthday balloons.

，就生日派对上气球里用那种氦气。

And how, you ask, can we get more helium before we run out?

你会问，在们消耗完氦之前，们怎样能得到更多氦呢？

They are made up of hydrogen and helium.

它们由氢和氦组成。

Sheldon, this is superfluid helium. Put this in your mouth, your tongue will freeze and break off.

谢尔顿，这超流氦。把这个放到嘴巴里，你舌头就会冻成碎片。

Next up, a helium filled floating mode of transportation.

接下来要介绍一种利用氦气做能源进行漂浮飞行方法。

Hydrogen and helium are the rest of my atmosphere.

大气层主要由氢气和氦气组成。

They're mainly just hydrogen and helium.

它们主要氢和氦组成。

Helium, what's something that has helium?

氦，什么东西有氦？

It's just a giant ball of hydrogen and helium gas.

它只一个巨大氢气和氦气球。

We need to calculate all the Euler angles that would cause the sun to hit the liquid helium.

们需要算出所有欧拉角避免太阳直射到液态氦。

However, the largest mass leaks are associated with hydrogen and helium.

然而，最大质量减少与氢和氦有关。

The Sun gets hotter because it's burning hydrogen into helium.

太阳会变得越来越热，因为她由燃烧氢转为烧氦。

It ended when the first stars started fusing hydrogen into helium.

当第一批恒星将氢融合为氦时，黑暗时代结束了。

Jupiter's atmosphere is made up mostly of hydrogen and helium.

木星大气层主要由氢和氦组成。

If you breathe in helium, the result is always the same.

如果你吸入氦气，结果总一样。