stomping ground
US /ˈstɑm.pɪŋ ˌɡraʊnd/
UK /ˈstɑm.pɪŋ ˌɡraʊnd/

1.
常去之地, 活動範圍, 勢力範圍
a place that someone often visits, especially for a particular purpose or activity
:
•
The local pub was his old stomping ground.
當地的酒吧是他以前的常去之地。
•
The park became their regular stomping ground for weekend picnics.
公園成了他們週末野餐的常去之地。