French phrase
Désolé, je ne peux pas.
Meaning
Sorry, I can't.
When to use it
A brief apology used to decline a request. It often introduces a reason for declining.
Example dialogue
Tu peux m'aider ce soir ?
Can you help me tonight?
Désolé, je ne peux pas. J'ai un examen demain.
Sorry, I can't. I have an exam tomorrow.