revolve around

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

圍繞, 以...為中心

to have as a main subject or purpose

:
The discussion revolved around the new project.
討論圍繞著新項目展開。
His life seems to revolve around his children.
他的生活似乎圍繞著他的孩子。