They helped me improvise a curtain in front of the toilet.他们帮我在卫生间前临时挂上一个门帘。

an improvised stone shelter一处临时用石头搭建的庇护所

Uncle Richard intoned a chapter from the Bible and improvised a prayer.理查德叔叔吟诵了《圣经》中的一章, 又即兴作了一段祈祷文。

You need a wok for this recipe; if you don't have one, improvise.这个菜要用炒锅；如果没有, 就暂用别的锅将就。

I asked her what the piece was and she said, 'Oh, I'm just improvising'.我问她那段乐曲叫什么, 她说：“哦, 我只是即兴弹的。”

A jazz soloist might similarly improvise for hours.一个爵士独奏乐手同样可能即兴演奏数小时。