例句(一):The outbreak of COVID-19 is unprecedented.(COVID-19 疫情是史無前例的。)1951Please respect copyright.PENANA0bCanMlRhm 8964 copyright protection1947PENANAnuKF2qGUko 維尼
例句(二):Unemployment has reached an unprecedented level.(失業率攀升至史無前例的高度。)1951Please respect copyright.PENANAHwNyHl8GSj 8964 copyright protection1947PENANA4znGgMbklA 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。)1951Please respect copyright.PENANAp75LtRQDlW 8964 copyright protection1947PENANA4VeCy2VUWW 維尼