| 释义 | 
		Noun: impromptu  im'prómpt(y)oo- 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
  Adjective: impromptu  im'prómpt(y)oo- With little or no preparation or forethought
 "an impromptu speech"  - ad-lib, extemporaneous, extemporary, extempore, offhand, offhanded, off-the-cuff, unrehearsed  Adverb: impromptu  im'prómpt(y)oo- Without advance preparation
  - ad lib, ad libitum, spontaneously 
 Derived forms: impromptus See also: unprepared Type of: address, musical passage, passage, speech Encyclopedia: Impromptu  |