revolve around
US /rɪˈvɑlv əˈraʊnd/
UK /rɪˈvɑlv əˈraʊnd/

1.
draaien om, gaan over
to have as a main subject or purpose
:
•
The discussion revolved around the new project.
De discussie draaide om het nieuwe project.
•
His life seems to revolve around his children.
Zijn leven lijkt om zijn kinderen te draaien.