extemporize的现在分词是：extemporizing。extemporize的意思是v.即席演说；即兴演奏；当场作成。extemporize【近义词】improvise即兴创作。
一、英英释义点此查看extemporize的详细内容
"after the hurricane destroyed our house, we had to improvise for weeks"
"he extemporized a speech at the wedding"
二、词典解释
1.即席演说;即兴表演
If youextemporize, you speak, act, or perform something immediately, without rehearsing or preparing it beforehand.
e.g. He completely departed from the text and extemporized in a very energetic fashion.
他完全脱稿，慷慨激昂地进行即席演说。
三、例句
He had to extemporize because he had forgotten to bring his notes.
他因为忘了带讲稿，只好即席发言。
四、经典引文
I played the organ at which he had extemporized so often.
出自：E. Heathextemporize的相关近义词
improvise、wing、ad-lib、play it by ear、wing it、extemporise、improvize
extemporize的相关临近词