impromptu

听听怎么读

英 [ɪmˈprɒmptju:]

美 [ɪmˈprɑmptu]

是什么意思

adj.

即席的；临时的；无准备的；

adv.

即席地；临时地；无准备地；

即兴曲；即席演出；即席之作；即席演说

变形

复数：impromptus

英英释义

impromptu[ im'prɔmptju: ]

n.
- an extemporaneous speech or remark
  "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
"an impromptu speech"
同义词：ad-libextemporaneousextemporaryextemporeoffhandoffhandedoff-the-cuffunrehearsed
adv.without advance preparation
同义词：ad libad libitumspontaneously

学习怎么用

双语例句

用作形容词(adj.)

It usually take me more than three weeks to prepare a good impromptu speech.
为了准备一则即席的好讲辞，我通常要三个星期以上。
An impromptu visit broke up the long afternoon.
突然的造访打破了漫长的午后时光。

用作副词(adv.)

She played a tune impromptu.
她即席演奏了一曲。

用作名词(n.)

His call for a book of the trains had been a sheer piece of impromptu.
他打听火车时刻表只是一段纯粹的即兴曲。

权威例句

Impromptu asset tracking
System and method for impromptu shared communication spaces
Impromptu: An interactive programming environment for composition and performance
UbiTable: Impromptu Face-to-Face Collaboration on Horizontal Interactive Surfaces
UbiTable: Impromptu Face-to-Face Collaboration on Horizontal Interactive Surfaces
Piazza: a desktop environment supporting impromptu and planned interactions
Programming with time:cyber-physical programming with impromptu
Programming with time: cyber-physical programming with impromptu
The gender-linked language effect in primary and secondary students' impromptu essays
Impromptu: a new interaction framework for supporting collaboration in multiple display environments and its field evaluation for co...