基本解釋adj.空前的同根派生 unprecedent相關詞英漢例句Expenditure raced up to an unprecedented level.開支劇增,達到空前的水平。Of course, it was an unprecedented mission.儅然有,這可是一項空前的任務呢。The enemy mad bombardment caused unprecedented death and destruction in the country.敵人的狂轟濫炸在這個國家造成了空前的死亡和破壞。Expenditure raced up and up to an unprecedented level.消費不斷地急劇上陞,達到了空前的水準。unprecedent更多例句