Traditional Norwegian songs (kvad), ballads and short, often improvised songs (stev) are three of the biggest types of folk music.

传统的挪威歌曲(kvad)、民歌和短曲、即兴歌曲(stev)是三类最大的民族音乐。

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This is a completely improvised freestyle style of music.

这是一种完全自由式即兴式的音乐。

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Piano improvised accompaniment lesson is an indispensable part in music teaching for normal college students.

钢琴即兴伴奏课是高师音乐专业教学中不可缺少的技能课。

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This is the first time a recording has won the music Pulitzer, and a first for purely improvised music.

NPR: Coleman's 'Grammar' Proves Prize-Worthy

The generation gap may also shed light on how Fight the Big Bull has made some of today's most exuberant and relevant improvised music.

NPR: Fight The Big Bull: Rumpus In Richmond

It played a few 2010 gigs, mostly improvised music.

WSJ: A Man of Two Islands | David Virelles | Village Vanguard | By Larry Blumenfeld