while eating
Ne fais pas de bruit en mangeant ta soupe.
Don’t make noise while eating your soup.
Do not talk while eating.
We don't talk while eating.
Un peu de musique en mangeant ?
A little music while you eat?
— Le Bon, la Brute et le Truand (1966)
Comme habitude, il lit le journal en mangeant.
As usual, he reads the newspaper while eating.
En mangeant, je lis un bouquin.
While eating, I read a book.
L'enfant s'endort en mangeant.
The child falls asleep while eating.
We don't read while eating.