naffadj.不时髦的；不流行的vi.闲荡；四处游荡NAabbr.无名麻醉剂(=Narcotics Anonymous)abbr.全国科学院会员（=National Academician）abbr.全国科学院(=National Academy)abbr.北美（=North America）abbr.不适用的（=Not Applicable）Nakamura Senjaku中村扇雀(1931-),日本人,歌舞伎演员。Navicula abruptan.截形舟形藻Nakayama's testsNaito Katsutoshi内藤克俊Navicula simplexn.简单舟形藻naronian disease[医] 纳伦塔病(纳伦塔Narenta流行的间歇热)Nakagawa Kiyoshi中川清(1897-1977),日本人,雕刻家。Navicula tusculan.吐丝舟形藻NaCl-tolerance耐盐性naevi vascularis[医] 血管痣