Nastn.纳斯特NASabbr.(美国)国家科学院(=National Academy of Sciences)abbr.国家农业学会(=National Agricultural Society)abbr.国家听力学会(=National Auditus Society)Nasopharyngogram鼻咽造影摄片nasion-stomion鼻根点·口点(闭口时正中口裂点)nasenverstophung(德)鼻塞nasolabial lymph鼻唇淋巴nasobuccal cleft鼻颊裂nasofrontal vein鼻额静脉nasogastric tube胃管Nasobiliary duct鼻胆管nasofrontal duct鼻额管nasopharyngoscop鼻咽镜