improvise

/ˌɪmprəˈvaɪz/

perform without preparation

中文释义：即兴创作；临时凑合

The jazz musician began to improvise a beautiful melody on the piano.

这位爵士音乐家开始在钢琴上即兴演奏一段优美的旋律。

Without a recipe, she had to improvise dinner using leftovers.

没有食谱，她不得不用剩菜临时凑合一顿晚餐。