French phrase
Comment seront conservés ~ ?
Meaning
How will ___ be stored?
When to use it
Asks how something will be stored. It is a polite way to ask about the storage method.
Example dialogue
Comment seront conservés les restes ?
How will the leftovers be stored?
On les mettra dans des boîtes hermétiques au réfrigérateur.
They will be placed in airtight containers in the refrigerator.