explained
¿Ya te han explicado las razones de por qué no te contratamos?
Have they explained why we didn’t hire you yet?
Me había explicado de antemano lo que haríamos, así que pude practicar.
They had explained beforehand what we would do, so I was able to practice.
He/She has explained the problem to him/her.
Mis invitados no tenían UniLinks, pero me habían explicado cómo funcionaba uno.
My guests didn’t have UniLinks, but they had explained to me how one worked.
Ya le ha explicado el problema.
He has already explained the problem to her.
Tom ya me ha explicado las reglas.
Tom has already explained the rules to me.