French phrase
Quand ~ sera-t-il de nouveau en stock ?
Meaning
When will ___ be back in stock?
When to use it
It asks when an item will be available again. It is common in store or support inquiries and can sound somewhat formal.
Example dialogue
Quand ce jean en taille 42 sera-t-il de nouveau en stock ?
When will these size-42 jeans be back in stock?
On devrait en recevoir trois demain.
We should receive three tomorrow.