Database transactions need to ensure their atomicity.

The atomic number of helium is 2.

I learned about valence in chemistry class.

We must not forget the horror of the atomic bomb.

He measures time accurately using an atomic clock.

The safety of nuclear reactors is very important.

Nuclear fission is a powerful phenomenon that generates energy.

The atomic weight of helium is 4.

The Qiang people are one of the ethnic minorities in China.

He goes to the company every day as a company man.