Likewise, if we look at fluorine in its diatomic molecule, it is 160 kilojoules per mole.

同样的，如果我们观察二价的氟，它是每摩尔160焦。

It is a diatomic molecule.

这是一个双原子分子。

Rotations, if it's a diatomic molecule, will be two different degrees of freedom.

对于双原子分子，转动有两个不同的自由度。

The kind that we breathe is made of diatomic molecules, which means each molecule has two atoms.

氧气是双原子分子，即每个氧分子由两个氧原子构成。

Any heteronuclear diatomic molecule must have a dipole moment since its two ends are different.

任何异核双原子分子必然具有偶极矩，因为它的两端是不同的。