French phrase
Je ne pourrai pas participer à ~.
Meaning
I won't be able to attend ___.
When to use it
States that the speaker cannot attend an event. Polite and suitable for work meetings or other planned activities.
Example dialogue
Tu peux être présent à la réunion demain ?
Can you attend the meeting tomorrow?
Je ne pourrai pas participer à la réunion de demain.
I won't be able to attend tomorrow's meeting.