French phrase
~ doivent-ils rester non ouverts ?
Meaning
Should ___ remain unopened?
When to use it
Asks whether something should remain unopened. Used in rules or safety checks, with a mildly deferential tone.
Example dialogue
Les bagages doivent-ils rester non ouverts ?
Should the luggage remain unopened?
Oui, gardez-les fermés jusqu'à la fin de l'inspection.
Yes, keep it closed until the inspection is over.