your seat belt
Boucle ta ceinture quand tu conduis.
Buckle up when driving.
Mets ta ceinture, Dorothy, et dis adieu au Kansas.
Buckle up, Dorothy, and say goodbye to Kansas.
— Matrix (1999)
Mets ta ceinture en conduisant.
Wear your seat belt while driving.
Je te prie de t'assurer que ta ceinture est attachée.
Please make sure your seat belt is fastened.