资料来源 : pyDict

即席地

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

Extemporarily \Ex*tem"po*ra*ri*ly\, adv.
   Extemporaneously.

资料来源 : WordNet®

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