under the impression片語KK [ˋʌndɚ ðə ˏɪmˋprɛʃən] /ˈʌndɚ ðə ˌɪmˈpɹɛʃən/發音片語1以為、誤以為、認為I was under the impression that the meeting had been canceled.我以為那場會議已經取消了。2誤信、錯以為多與 mistaken、false 連用They were under the mistaken impression that the tickets were free.他們誤以為那些票是免費的。