This is the 453rd most frequent French word.
centre
The middle point or part of something; a point of focus or importance.
Here, 'centre' refers to the core or central part of something, in this case, the city.
Le centre de la ville est très animé.
The center of the city is very lively.
In this sentence, 'centre' indicates a physical location designated for public or communal purposes.
Elle travaille au centre communal.
She works at the community center.
'Centre' here metaphorically represents the most important or main part of an abstract concept, such as a question.