氦是一种很轻的气体。
The loss of helium on Earth would affect society greatly.
地球上氦的减少将对社会产生重大影响。
So you are saying that Helium was discovered on the sun first.
所以你是说，氦最初是在太阳上被发现的。
Deflated values also mean that natural gas extractors see no reason to capture helium.
放气值也意味着天然气提取器认为没有捕获氦的需要。
Where did this man get the helium?
这个人是从哪儿得到氦气的呢？
Helium is the lightest rare gas.
氦是最轻的稀有气体。
Helium was discovered on the sun.
氦是在太阳上发现的。
So what is the charge on a helium nucleus?
那么氦原子核的电荷量是多少呢？
Helium gas was the thermometric fluid.
氦和氩都是单原子气体。
氦气是钝气。
I am helium raven and this movie is mine.
我是氦气的渡鸦，这电影是我的。
Most big balloons are now filled with helium.
现在许多大气球中充的是氦气。
Most big balloons are now filled with [helium].
现在许多大气球中充的是氦气。
The helium will slowly seep out of the balloon.
氦气会慢慢从气球中渗漏出去。
Fill the trunk of your car with helium balloons.
在车箱内装满氦气球。
Clearly, helium has the least polarizable electron cloud.
显然，氦的可极化电子云最小。
One safety catch in his design is its helium coolant.
这次设计中采用的一个安全措施就是使用氦冷却剂。
But helium-3 isn't the only resource the moon might have to offer.
但是氦- 3并不是月球能够提供的唯一的资源。
Helium is also lighter than air, but it costs a lot of money.
氦也是一种比空气轻，但它比较贵。
The helium-3 apparently became trapped when the earth was formed.
显然，当地球形成时，氦-3就被圈闭了。
The helium - 3 apparently became trapped when the earth was formed.
显然，当地球形成时，氦-3就被圈闭了。
These react to form helium, yet more neutrons and a whole lot more energy.
这些混合物发生反应后就形成氦元素，并同时生成更多的中子与大批量的能量。
The Sun is rich in helium, as are the solar system’s gas giant planets.
太阳作为太阳系中的气体巨行星，氦含量丰富。
The Sun is rich in helium, as are the solar system's gas giant planets.
太阳作为太阳系中的气体巨行星，氦含量丰富。
There are only two places to find Helium. The first is the Earth's atmosphere.
仅有两个地方能找到氦，一个地方是地球的大气层里。
The helmet is made of a small, helium gas cylinder with special motion sensors.
头盔由带特殊的运动传感器的小氦气筒组成。
When the universe was born, there was nothing but hydrogen, helium and a little lithium.
当宇宙诞生的时候，除了氢、氦和少量的锂元素之外，什么也没有。
Hendrix is almost right: helium is the second lightest gas known to man, behind hydrogen.
Hendrix几乎说对了：氦气是人类所知的第二轻气体，排名仅在氢气之后。
We took a consultation for him and suggested him to take therapy of argon-helium knife.
我们去了以后呢，就进行了会诊，建议他做氩氦刀冷冻治疗。
We took a consultation for him and suggested him to take therapy of argon-helium knife.
我们去了以后呢，就进行了会诊，建议他做氩氦刀冷冻治疗。
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