例句(一):The outbreak of COVID-19 is unprecedented.(COVID-19 疫情是史無前例的。)1947Please respect copyright.PENANAYz04iyOX3d 8964 copyright protection1943PENANATyaXV69HDQ 維尼
例句(二):Unemployment has reached an unprecedented level.(失業率攀升至史無前例的高度。)1947Please respect copyright.PENANAn93foOQK5p 8964 copyright protection1943PENANAUi0VFGhVeH 維尼
例句(三):We have entered an age of unprecedented turmoil.(我們進入了前所未有的動蕩時代。)1947Please respect copyright.PENANAh8bRSPDy2J 8964 copyright protection1943PENANAfJ0b2YDn6k 維尼