you can tell
It shows in his eyes.
Dice que no pasa nada, pero se le nota que está triste.
He says nothing's wrong, but you can tell he's sad.
Está enojado, se le nota en la cara.
He's angry; you can tell by the look on his face.
Se le nota cierta fuerza, un espíritu rebelde.
He has a certain strength, a rebellious spirit.
— Moscú no cree en las lágrimas (1980)