revealing

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

aufschlussreich, enthüllend

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

:
The documentary offered a revealing look into the artist's private life.
Die Dokumentation bot einen aufschlussreichen Einblick in das Privatleben des Künstlers.
His latest book contains some very revealing insights into his political views.
Sein neuestes Buch enthält einige sehr aufschlussreiche Einblicke in seine politischen Ansichten.
2.

freizügig, durchsichtig

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

:
She wore a very revealing dress to the party.
Sie trug ein sehr freizügiges Kleid zur Party.
His shirt was so thin it was almost revealing.
Sein Hemd war so dünn, dass es fast durchsichtig war.