Improvisation        
  f.    
(f) -en ①即创,即席演奏②即品,即诗,即, 即席演;Improvisator (m) -en 即诗,即席演(演唱)者;improvisieren I (vt) ①即席创,即席演奏(演唱),即席(诗、讲话)②临准备,临排 II (vi) ①即插词②即演唱(演奏)

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[die] pl.Improvisationen 即而。即席演奏。即席创。即品。即。即席演。

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[die] pl.Improvisationen 即而。即席演奏。即席创。即品。即。即席演。
improvisation, act of improvising;
something which is done without preparation, something improvised (i.e. speech or musical performance)