im·pro·vise /ˈɪmprəvaɪz/ verb [intransitiveI, transitiveT] 1 DOto do something without any preparation, because you are forced to do this by unexpected events 〔事先无准备,但因意外之事而被迫〕临时做(事),即兴作出 I forgot to bring my notes, so I had to improvise. 我忘了带笔记,只好临时发挥。
2 MAKEto make something by using whatever you can find because you do not have the equipment or materials that you need 〔就地取材〕临时拼凑 There were no nappies, so we had to improvise with what we could find. 没有尿布,我们只好找到什么就凑合着用。
Annie improvised a sandpit for the children. 安妮临时为孩子们造了个沙池。
3 PERFORMto invent music, words, a statement etc from your imagination, rather than planning or preparing it first 即兴创作〔音乐等〕;即兴发表〔讲话、声明等〕 I just started playing, and the other guys started improvising around me. 我刚开始演奏,其他人就在我周围即兴表演了起来。
an improvised sketch 即兴素描
—improvisation /ˌɪmprəvaɪˈzeɪʃən $ ɪmˌprɑːvə-/ noun [countableC, uncountableU]