At first he attempted to cram ever more into the Western harmony of jazz tunes: an ever-denser architecture of chord changes.

首先他试图融人更多的西方和谐爵士曲调：越来越密集的和音变化的体系结构。

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The originators of jazz were African-Americans in the early 20th century who fused3 African rhythms with European ideas of harmony and melody.

爵士乐的创始人是20世纪初期的非洲裔美国人，他们将非洲的节奏融入欧洲的和声和旋律的概念中去。

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One evening, I met up with some San Francisco colleagues and had drinks at the bar while a jazz band of six veteran musicians made harmony together once again.

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Jazz is an improvisational art grounded in the structures of melody, harmony and rhythm.

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Jazz bassist Drew Gress has a deep tone and a deep knowledge of harmony, which makes him a good foil for lyrical pianists like Fred Hersch.

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