dovresti saperlo

you should know it

→ dovere
phrase Rare #30,530
you should know it Often used when the speaker expects the listener to already know something.
IT: Dovresti saperlo già.
EN: You should already know it.

Dovresti saperlo per esperienza, Candela.

You should know that from experience, Candela.

— Donne sull'orlo di una crisi di nervi (1988)

Ma, aspetta, tu non dovresti saperlo?

But, wait, shouldn't you know?

— Send Help (2026)

Dovresti saperlo, d'accordo?

You should know that, okay?

— Angeli perduti (1995)

Anche se ormai dovresti saperlo.

Even though you ought to know it by now.

— Le buone stelle - Broker (2022)

Dovresti saperlo meglio di me.

You should know that better than I do.

— I diabolici (1955)

Dovresti saperlo!

You should know that!

— The Mermaid (2016)

Dovresti saperlo.

You should know that.

— M - Il mostro di Düsseldorf (1931)

E tu dovresti saperlo.

And you should know that.

— Quasi famosi (2000)