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？

youdao

About 1.5 million years young, the cluster stars are near the center in this colorful skyscape, along with dark dust clouds silhouetted against glowing atomic gas.

这个星团的年龄大约只有一百五十万年，在这幅彩色图中靠近中心位置，四周是受原子气体光辉映照着的尘埃云气暗影。

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He had a tube with electrodes potted in it filled with atomic hydrogen. And by applying a voltage, he was able to get the gas to glow.

他有一根装着电极的管子，里面充满了氢原子。通过施加电压，他能够使气体发光。

youdao

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

He had a tube with electrodes potted in it filled with atomic hydrogen. And by applying a voltage, he was able to get the gas to glow.

那是个装满了氢原子并含有电极的管子,通过增加一个电压，他让气体燃烧起来了。

麻省理工公开课 - 固态化学导论课程节选

This is the diagram taken right from your text, there are the two electrodes coming in and this is atomic hydrogen in the gas tube.

这是从教科书上复制下来的图表，这里有两个电极进来,这是气体管中的氢原子。

麻省理工公开课 - 固态化学导论课程节选

When the capacitors are discharged, electrons flow through the gas, knocking the electrons away from the atomic nuclei and thus transforming it into a plasma.

ECONOMIST: A novel form of fusion power

After acquiring British pipeline products company Wellstream Monday, and announcing a deal to supply generators for oil and gas fields to Saudi Aramco Tuesday, the conglomerate's nuclear energy joint venture is looking to secure atomic power contracts with Saudi Arabia's government.

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