impromptu

英 [ɪmˈprɒmptjuː]

美 [ɪmˈprɑːmptuː]

adj.  无准备的; 即兴的; 即席的
n.  即兴曲; 即席演出; 即席之作; 即席演说

复数：impromptus　

TOEFLIELTSGRETEM8

Collins.1 / BNC.15015 / COCA.13281

牛津词典

adj.

• 无准备的；即兴的；即席的
  done without preparation or planning
  1. an impromptu speech
     即兴讲演

柯林斯词典

• ADJ 即兴的;事先无准备的
  Animpromptuaction is one that you do without planning or organizing it in advance.
  1. This afternoon the Palestinians held an impromptu press conference...
     今天下午巴勒斯坦方面临时召开了记者招待会。
  2. The children put on an impromptu concert for the visitors.
     孩子们为来访者即兴献上了一场音乐会。

英英释义

noun

• an extemporaneous speech or remark
  1. a witty impromptu must not sound premeditated
• a short musical passage that seems to have been made spontaneously without advance preparation

adj

• with little or no preparation or forethought
  1. his ad-lib comments showed poor judgment
  2. an extemporaneous piano recital
  3. an extemporary lecture
  4. an extempore skit
  5. an impromptu speech
  6. offhand excuses
  7. trying to sound offhanded and reassuring
  8. an off-the-cuff toast
  9. a few unrehearsed comments
  Synonym:ad-libextemporaneousextemporaryextemporeoffhandoffhandedoff-the-cuffunrehearsed

adv

• without advance preparation
  1. he spoke ad lib
  Synonym:ad libad libitumspontaneously

双语例句

• This type of speech is often called an impromptu speech.
  “现场站立思考”是指能够快速组织自己的观点，不要提前准备便能针对某个主题发表演讲，这种类型的演讲常常被称为即席演讲。
• The children put on an impromptu concert for the visitors.
  孩子们为来访者即兴献上了一场音乐会。
• When do we make impromptu speeches?
  我们什么时候要做即席演讲？
• An impromptu jazz concert.
  一种即席表演的爵士音乐会。
• I was too nervous to remember what I had said in the impromptu speech.
  在即席的演说中，我太紧张而不记得我说了什么。
• If you get an impromptu idea – go to the computer and try it out.
  如果你的想法得到了即席-去电脑尝试一下。
• An impromptu dance was got up in his honour.
  临时为他组织了一场舞会。
• It usually takes more than three weeks to prepare a good impromptu speech.
  一般我要花费三周以上来准备一个好的即兴演讲。
• Beijingers often gather in these sheltered walkways for impromptu classic opera, play traditional music, or to exercise.
  北京人经常聚集在这个长廊里进行即兴歌剧表演，演奏传统音乐，或是进行锻炼。
• At that time Handan Chun was only thirteen, yet his composition was so excellent he never changed a word as they flowed impromptu from his pen.
  时邯郸淳年方十三岁，文不加点，一挥而就。（《三国演义》）