Any heteronucleardiatomicmolecule 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。
2
And where we had left off was we were going to start one example of thinking about now where we have a heteronucleardiatomic molecules, so two different atoms in terms of forming the molecule.