She'd forgotten her carefully written speech, but knew she could easily improvise.她忘记了精心准备的演讲稿，但她知道自己可以轻松地即席发挥。Speaking off the cuff and with emotion, Pope John Paul II described his disappointment with the recent course of Western history.教皇约翰·保罗二世在即席而充满激情的讲话中说他对近代的西方历史进程感到失望。