Spanish phrase
No sabía que ~.
Meaning
I didn't know that ___.
When to use it
States that the speaker was unaware of a fact or plan. Used to show surprise or to confirm new information in casual, neutral speech.
Example dialogue
No sabía que teníamos examen hoy.
I didn't know that we had an exam today.
Sí, el profesor lo dijo ayer.
Yeah, the teacher said so yesterday.