but how
Mais comment est-ce possible ?
But how is that possible?
Ce qui importe, ce n'est pas combien de temps nous vivons, mais comment.
What matters is not how long we live, but how we live.
Mais comment je vais payer tout ça ?
But how am I going to pay for all this?
— Harry Potter à l'école des sorciers (2001)
Mais comment nous y opposer à présent, Monseigneur ?
But how can we oppose it now, Your Grace?
— Henry V (1989)
Mais comment cette valise a atterri dans ton armoire ?
But how did that suitcase end up in your wardrobe?
Mais comment il sait pour le trésor ?
But how does he know about the treasure?
Mais comment peuvent-ils le faire ?
But how can they do it?