cool down
US /kuːl daʊn/
UK /kuːl daʊn/

1.
enfriar, refrescar
to become less hot, or to make something less hot
:
•
Let the soup cool down before you eat it.
Deja que la sopa se enfríe antes de comerla.
•
The engine needs to cool down after a long drive.
El motor necesita enfriarse después de un viaje largo.
2.
calmarse, tranquilizarse
to become calmer or less excited
:
•
You need to cool down and think rationally.
Necesitas calmarte y pensar racionalmente.
•
After the argument, they both needed time to cool down.
Después de la discusión, ambos necesitaron tiempo para calmarse.