them指多少个

them指两个或两个以上人或物。

pron. 他们她们它们

It was very kind of them.

多谢他们。

I know both of them.

他们俩我都认识。

That's them.

就是他们。

Both of them are the top students in their class.

他们俩都是班上最好的学生。