即兴表演

例句：

1. 1.The performer was given the opportunity to improvise on stage.
   表演者被允许在台上即兴表演。
2. 2.The artist's work is known for its spontaneous and unpredictable style.
   这位艺术家的作品以其自发和不可预测的风格而闻名。
3. 3.The director decided to use the spontaneous talents of the actors.
   导演决定使用演员们的自发才能。