backdrop

noun
C1+
1
C1+
everything that can be seen around an event or scene
پس‌زمینه
2
C1+
the general conditions in which an event takes place, which sometimes help to explain that event
پس‌زمینه, زمینه, بستر
Her comments came against the backdrop of growing demand for vaccines.
3
a painted piece of cloth that is hung behind the stage in a theatre as part of the scenery
پرده پس‌زمینه, پرده صحنه
She was an artist who designed backdrops for movies and stage plays.
The photographer poses his subjects against painted backdrops.