pi.per.o.naln.(名词)A white powder, C8H 'O 3, having a floral odor, used as flavoring and in perfume. 胡椒醛,洋茉莉醛:一种白色粉末,C8H 'O 3,有芳香味,用作香料和香水中 来源:piper(ine) piper(ine)-on(e) -on(e)-al 3-al3