THE NEXT GENERATION of nuclear plants may be cooled by gas-helium gas.

下一代核电站或许通过气体——氦气——冷却。

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The machine sends pulses of antiprotons about every hundred seconds into cold helium gas.

机器每隔约100秒发送1个反质子脉冲进入到冷的氦气中。

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Having said that, we suspect that this new planet is made mostly of hydrogen and helium gas.

这样说来，我们猜测这可新发现的行星主要由氢气和氦气组成。

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I would say with the aid of an energy level diagram explain the fact that helium is found as atomic gas and not molecular. How about this one?

我要说的是，在能级图的帮助下,可以解释氦气是单原子气体,而不是分子气体这一事实,那么这个呢？

麻省理工公开课 - 固态化学导论课程节选

Those that rise to the top of the ratings scale--like helium gas itself--receive the greatest monetary compensation.

FORBES

Dr Marcy suspects that his new discovery, which has about 45 times the mass of the Earth, is composed of a rocky core surrounded by a thick envelope of hydrogen and helium gas.

ECONOMIST: Extrasolar planets

Helium is an inert gas which kills when people use helium to deprive themselves of oxygen.

FORBES: Helium is More Dangerous Than Cannabis, Ecstasy and Mephedrone Put Together