call someone's bluff片語KK [kɔl ˋsʌmˏwʌnz blʌf] /kɔl ˈsʌmˌwʌnz blʌf/發音片語1揭穿虛張聲勢、將計就計、要對方拿出真本事She called his bluff and asked him to show the contract.她揭穿了他的虛張聲勢,要他把合約拿出來看。2逼對方兌現威脅The union called management's bluff and went on strike anyway.工會不吃管理層的嚇阻,照樣罷工,逼對方兌現威脅。