基本解释n. 九和弦词组短语短語ninth h chord 九和弦ninth chord更多词组英英字典柯林斯英英字典 a chord much used in jazz and pop, consisting of a major or minor triad with the seventh and ninth added above the root (Often shortened to ninth)ninth chord剑桥字典ninth chord柯林斯字典专业释义藝術學九和弦