por la cara

by the look on someone’s face

→ por
phrase Rare #50,983
by the look on someone’s face In this expression, the phrase is usually followed by a description of someone’s face.
SP: Por la cara que pones, parece que estás cansado.
EN: By the look on your face, you seem tired.

Ahora lo pasas por la cara.

Now you rub it in your face.

— El espíritu de la colmena (1973)

Por la cara que lleva, ahora está de mal humor.

Judging by his face, he's in a bad mood now.

Y, por la cara que tiene, creo que lo último que necesita es estar sola.

And judging by the look on her face, I think the last thing she needs is to be alone.

— Los renglones torcidos de Dios (2022)

Te lo pasas por la cara y por todo el cuerpo.

You rub it all over your face and body.

— Los olvidados (1950)