revealing

US /rɪˈviː.lɪŋ/
UK /rɪˈviː.lɪŋ/
"revealing" picture
1.

revelador, reveladora

making interesting or significant information known, especially information previously kept secret

:
The documentary offered a revealing look into the artist's private life.
El documental ofreció una mirada reveladora a la vida privada del artista.
His latest book contains some very revealing insights into his political views.
Su último libro contiene algunas ideas muy reveladoras sobre sus puntos de vista políticos.
2.

revelador, transparente

(of clothing) allowing a lot of the wearer's body to be seen

:
She wore a very revealing dress to the party.
Llevaba un vestido muy revelador a la fiesta.
His shirt was so thin it was almost revealing.
Su camisa era tan fina que era casi transparente.