have seen
Nos hemos visto un par de veces.
We've met a couple of times.
Ahí abajo están los camiones de bomberos que hemos visto antes.
Down there are the fire trucks we saw earlier.
— [REC] (2007)
We haven't seen her yet.
No te hemos visto en los últimos cuatro años.
We haven’t seen you in the last four years.
We've seen him.
Ya hemos visto cómo asesinaron al primer ministro sus guardaespaldas.
We have already seen how the prime minister was assassinated by his bodyguards.
— Dil se.. (1998)
Apenas la hemos visto últimamente honestamente, nunca estuvimos muy unidos.
Honestly, we’ve barely seen her lately; we were never very close.
— Caché (Escondido) (2005)