Kansas City had deep blues roots, and black jazz musicians in that town tended to keep the tradition alive in their sound.

堪萨斯城有着丰厚的布鲁斯根基，当地的黑人爵士乐手倾向于在他们的音乐中保留这一传统。

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Although the Gershwins’ score is American in its embrace of spirituals, blues and jazz, Mr Williams argues that the work has its roots in Africa.

尽管格什温兄弟创作的背景旋律主要是源于美国黑人音乐灵歌，蓝调和爵士，总经理威廉强调这部歌剧有一定的非洲根源。

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So from ragtime's syncopation and the blues scales to big bands and improvisation, jazz has some complicated roots.

所以，从散拍音乐的切分音和蓝调音阶到大乐团和即兴演奏，爵士的起源还真是复杂。

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While it marks a return to his blues roots, it also contains the band's signature rock and roll sound on tracks like "Rock Me Baby."

VOA: standard.2010.06.27

In 1959, Mingus released the albums Mingus Ah Um, Mingus Dynasty and Blues and Roots, all of which are jazz classics.

NPR: Mingus Big Band: A Rousing, Raucous Concert

Gomez are known for sophisticated arrangements of songs that are part bright Brit-pop and part '60s psychedelia, with a dash of loops and electronic sounds and a healthy dose of American blues and roots.

NPR: Gomez: 'How We Operate'

Fans of American roots music such as swing, blues, and rockabilly need look no further than HighTone Recordings, distributor of Big Sandy and his Fly-Rite Boys, among others.

CNN: Where to buy music on the Web