即兴的

First, there was krumping, the spasmic, freestyle hip-hop dance out of South Central L.A.

Kranking先是有了krumping，一，痉挛似hip-hop舞蹈，在洛杉矶中心南部起。

Most of their music was spontaneous improvisation.

他们大部分音乐品都是创。

He was a composer of songs and a wonderful conductor, a man who could improvise lines on the moment.

他是一些歌曲者和一位出色指挥者, 也是一位能诗人。

I don’t know how you can stand up and give an after-dinner speech off the cuff like that.

我不知道你是怎么做到站起来就能做餐后。