NANAn.祖母；奶妈abbr.北美报业联盟(=North American Newspaper Alliance)Nanatsumori七森(姓,日本)Nanayakkara纳纳亚克拉Nanatsuishi七石(姓,日本)nanaomycin C七尾霉素CNanaonycin B七尾霉素B, 羟二氢七尾霉素ANanatsushima七岛(姓,日本)nanaomycin B七尾霉素Bnanaomycin A七尾霉素ANanaonycin C七尾霉素C, 七尾霉素A酰胺Nanasha port南沙港