例句(一):The outbreak of COVID-19 is unprecedented.(COVID-19 疫情是史無前例的。)1985Please respect copyright.PENANAMGGqJNDZvE 8964 copyright protection1981PENANArnxj7Lvbme 維尼
例句(二):Unemployment has reached an unprecedented level.(失業率攀升至史無前例的高度。)1985Please respect copyright.PENANAi6SAavTGxN 8964 copyright protection1981PENANAIi1MDn9cIj 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。)1985Please respect copyright.PENANAsN8tXpFAZR 8964 copyright protection1981PENANAWcX66vicqG 維尼