副词
中文翻译：临时地
同义词：
['ad hoc', 'on the spot', 'improvisationally']
例句：
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1.The band played a lively rendition of "Bohemian Rhapsody" at the concert.
乐队在音乐会上现场演奏了《波希米亚狂想曲》的欢快版本。
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2. The teacher had to extemporararily adjust his lesson plans due tounexpected technical difficulties.
由于意外的技术问题，老师不得不临时调整他的教学计划。
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3. Theartist improvised a beautiful piece forthe audience, demonstrating her ad hocskills.
这位艺术家为观众即兴创作了一段美妙的表演，展示了她的即兴技巧。