/ˌʌnrɪˈhɜːrst/
未经排练的;未经事先准备的;即兴的。指某事在没有事先练习或准备的情况下发生或进行。
His unrehearsed speech moved the entire audience.
他即兴的演讲打动了全场观众。
What made the performance so captivating was that it felt completely unrehearsed, as though the actors were discovering their lines for the first time.
这场演出之所以如此引人入胜,是因为它看起来完全未经排练,仿佛演员们是第一次发现自己的台词。
由前缀 un-(表示"未、不")加上 rehearsed(排练过的)构成。rehearse 源自古法语 rehercier,原意为"再次耙地",后来引申为"反复练习、排演"。其中 re- 表示"再次",hercier 来自 herce(耙子)。因此,unrehearsed 字面意思就是"没有反复练习过的",用来形容自然的、即兴的表现。