revolve around

US /rɪˈvɑlv əˈraʊnd/
UK /rɪˈvɑlv əˈraʊnd/
"revolve around" picture
1.

girar en torno a, centrarse en

to have as a main subject or purpose

:
The discussion revolved around the new project.
La discusión giró en torno al nuevo proyecto.
His life seems to revolve around his children.
Su vida parece girar en torno a sus hijos.