French phrase
Combien de temps ~ seront-elles conservées ?
Meaning
How long will ___ be retained?
When to use it
Asks how long something will be retained. It is a polite, somewhat formal expression common in legal and privacy contexts.
Example dialogue
Combien de temps mes données personnelles seront-elles conservées ?
How long will my personal data be retained?
Conformément à la loi, elles sont conservées pendant cinq ans.
In accordance with the law, it is retained for five years.