It is an expression of the African roots of American culture, a musical medium that exemplifies the culture of the Africans whose culture came to dominate much of what is American.

它表现出美国文化植根于非洲，通过音乐媒介证明了非洲人的文化已经支配了美国人的文化。

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An idiom is a group of words or an expression whose meaning often cannot be understood by looking at the meanings of the separate words in it.

习语是词组或者一种表达方式，其意义无法从孤立的单词意思中获得。

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An idiom is a group of words or an expression whose meaning often cannot be understood by looking at the meanings of the separate words in it.

习语是词组或者一种表达方式，其意义无法从孤立的单词意思中获得。

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