revolve around

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

يتمحور حول, يدور حول

to have as a main subject or purpose

:
The discussion revolved around the new project.
المناقشة تمحورت حول المشروع الجديد.
His life seems to revolve around his children.
تبدو حياته تتمحور حول أطفاله.