extemporize
US /ɪkˈstem.pə.raɪz/
UK /ɪkˈstem.pə.raɪz/

動詞
1.
即興創作, 即興表演
to compose, perform, or utter something without preparation; improvise
範例:
•
The jazz musician could extemporize a solo on the spot.
這位爵士樂手可以當場即興創作一段獨奏。
•
She had to extemporize a speech when the main speaker didn't show up.
當主講人沒有出現時,她不得不即興發表一篇演講。
在 Lingoland 學習這個單詞