资料来源 : pyDict

即席的,当场的即席,当场即席之作

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Extempore \Ex*tem"po*re\, adv. [L. ex out + tempus, temporis,
   time. See {Temporal}.]
   Without previous study or meditation; without preparation; on
   the spur of the moment; suddenly; extemporaneously; as, to
   write or speak extempore. --Shak. -- a. Done or performed
   extempore. ``Extempore dissertation.'' --Addison. ``Extempore
   poetry.'' --Dryden. -- n. Speaking or writing done extempore.
   [Obs.] --Bp. Fell.

资料来源 : WordNet®

extempore
     adv : without prior preparation; "he spoke extemporaneously" [syn:
            {extemporaneously}, {extemporarily}]

extempore
     adj : 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" [syn:
            {ad-lib}, {extemporaneous}, {extemporary}, {impromptu},
            {offhand}, {offhanded}, {off-the-cuff}, {unrehearsed}]