It has a rollicking beat and follows bluesy changes, but is played with country instruments.

它具有欢快的旋律与蓝调的变奏，并由乡村乐器伴奏。

He brought in the bluesy, King Oliver-influenced trumpeter James "Bubber" Miley, and, for a short while, the soprano-sax genius Sidney Bechet.

他的乐队中于是出现了受金·奥利佛影响的布鲁斯小号手詹姆斯·“巴伯”·米雷（James "Bubber" Miley）,以及稍后加入的高音萨克斯天才西德尼·贝切（Sidney Bechet）。

For instance, in Part I, he spends almost 12 minutes vamping over the chords Am7 (A minor 7) to G major, sometimes in a slow, rubato feel, and other times in a bluesy, gospel rock feel.

比如，在Part I 中，在AM7和弦到G大调的转换他用了大概12分钟的即兴伴奏，时而以舒缓的音色随意增减音符奏响的节奏，时候给出布鲁斯和福音摇摆韵味的节奏。