Learn what "i'm sorry i just didn't know" means, when people say it, and how to use it naturally in English.

It means the speaker is apologizing and explaining that the mistake happened because they lacked information.
From Collateral Hearts, Episode 17
A speaker apologizes and says they did not know something.
Use this in casual apologies when you want to admit fault without arguing. It can sound weak if overused, so it works best for minor misunderstandings.
Scenes unlock real expressions as you watch
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