The phrase "a backdrop at a" is correct and usable in written English.
It can be used when describing a setting or context for an event, scene, or situation, often in artistic or narrative contexts.
Example: "The photographer chose a vibrant sunset as a backdrop at a wedding shoot to enhance the romantic atmosphere."
Alternatives: "a setting at a" or "a scene at a".
The band used their newly designed logo as a backdrop at concerts.
Even some very non-EDM acts, like Meghan Trainor and Fifth Harmony, used the genre's synthesized steel-drums and loping tempos as a backdrop at Wango.
Yet it offered a hopeful backdrop at a time when Northern Ireland seems once again on edge.
His remarkable personal story and trailblazing role are just a vague backdrop at this point to a campaign that often seemed to lack a singular, overriding mission beyond stopping his challenger from taking the country in another direction.
Mayhew, of UNH, was accustomed to working under the radar, so a phone call from the university's event planning office surprised her: Duncan and Biden would be coming to campus, she learned, to use UNH's services as a backdrop to a major announcement at the start of Sexual Assault Awareness Month.
2. They can also serve as a fun photo backdrop at an outdoor event.
Skulls and bones were propped up inside a glass case, providing a backdrop to a carving of Christ at crucifixion.
The crisis at GSK unfolds against a backdrop of a determined anti-corruption campaign spearheaded by China's leader Xi Jinping.
The cycling-meets-dance project will see 30 riders in LED light suits performing a choreographed routine against a filmed backdrop at the old Tetley brewery in Leeds on 16-17 May. 16-17 May
Mr. Lauren kicked things off this morning with a collection shown at the St . Johns Center Studios over on Washington Street, where the designer had built an especially spare set this season: a white glass runway with a black backdrop at the end.
