Nudi努迪nun.希腊文的第13个字母NU.abbr.未知名(=name unknown)；努纳武特(=Nunavut；加拿大北部地区)Nux Prinsepiae Uniflorae蕤仁nucleolar fibrous centre核仁纤维中心nucleolus organizer gene核仁组成基因nucleoside phosphorylase核苷磷酸化酶nucleocytoplasmic matrix核质基质nucleoprotein transition核蛋白组型nuclei nervi trochlearis[医] 滑车神经核nucleolar RNA polymerase核仁RNA聚合酶nucleocytoplasmic system核质系统, 质核系nucleocytoplasmic hybrid核质杂种