behind the wheel片語KK [bɪˋhaɪnd ðə wil] /bɪˈhaɪnd ðə wil/發音片語1開車、駕駛、在駕駛座上He fell asleep behind the wheel and drove into a ditch.他開車時睡著了,車子衝進了水溝。2掌控、主導、當家比喻Nobody knows who is really behind the wheel at that company.沒人知道那家公司真正掌權的是誰。