free running
noun/ˌfriː ˈrʌnɪŋ/
/ˌfriː ˈrʌnɪŋ/
[uncountable]- the activity or art of moving through a city by running, jumping and climbing under, around and through things in a way that shows expression and style
自由跑（指在城市中以尽量优美的方式奔跑、跳跃、攀爬、环绕、穿越的行为或艺术） - Free running treats the urban landscape as an adult playground.
自由奔跑将城市景观视为成人游乐场。 - an online game based on the sport of free running
一款基于自由奔跑运动的在线游戏
- Free running treats the urban landscape as an adult playground.