written all over someone's face

US /ˈrɪt.ən ɔl ˈoʊ.vər ˈsʌm.wʌnz feɪs/
UK /ˈrɪt.ən ɔl ˈoʊ.vər ˈsʌm.wʌnz feɪs/
"written all over someone's face" picture
1.

estar escrito en la cara, ser evidente

if an emotion or thought is written all over someone's face, it is very obvious to other people

:
Her disappointment was written all over her face when she didn't get the job.
Su decepción estaba escrita en su cara cuando no consiguió el trabajo.
You don't have to tell me, it's written all over your face that you're in love.
No tienes que decírmelo, está escrito en tu cara que estás enamorado.