balls-to-the-wall
adjective US informal offensive uk/ˌbɔːlz.tə.ðəˈwɔːl/ us/ˌbɑːlz..tə.ðəˈwɑːl/
竭尽全力的;花样百出的;惊天动地的
with no limits or controls; done or made in a very extreme, exciting, or violent way
a balls-to-the-wall action movie 惊险刺激的动作片