查词历史：

extemporaneous exquisite expropriation expressway

extemporaneous
[英] [ɪkˌstempəˈreɪni:əs] [美] [ɪkˌstɛmpəˈreniəs] 生词本

adj.

Adjective

1. with little or no preparation or forethought;

  • "his ad-lib comments showed poor judgment"
  • "an extemporaneous piano recital"
  • "an extemporary lecture"
  • "an extempore skit"
  • "an impromptu speech"
  • "offhand excuses"
  • "trying to sound offhanded and reassuring"
  • "an off-the-cuff toast"
  • "a few unrehearsed comments"