extempore
英 [ɪk'stemp(ə)rɪ; ek-]
	    - adj. 当场的,即席的
 - adv. 无准备地;即兴地
 - n. 即席之作
 
英英释意
- 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"