“helium nucleus”造句，怎麼用helium nucleus造句

So what is the charge on a helium nucleus?

So let's take two cases of shielding if we're talking about, for example, the helium, a helium nucleus or a helium atom.

We have a helium nucleus and one electron.

Standard theory predicts that two neutrinos are produced for every fusion of four protons into a helium nucleus.