ad-lib

柯林斯詞典

1. V-T If you ad-lib something in a play or a speech, you say something that has not been planned or written beforehand. 即興穿插
He began comically ad-libbing a script. 他開始即興穿插一段劇本了。
...ad-libbed phrases. …即興的樂句。
2. N-COUNT An ad-lib is something that is said without having been planned or written beforehand. 即興穿插的內容
Every time I fluffed a line Lenny got me out of trouble with a brilliant ad-lib. 每當我忘記臺詞的時候，倫尼都會即興地補上很好的一段替我解圍。
3. ADV Ad lib is also an adverb. 即興[ADV after v]
I spoke from the pulpit ad lib. 我在講壇上做了即興發(fā)言。