An

an amylnitrate 亚硝酸异戊酯

an ala nasi 鼻翼

an aneurysm 动脉瘤

an anacrotic notch 升支切迹(颈动脉搏动图)

an autonomic neuropathy 自主神经病

an avascular necrosis 无血管性坏死

an anisole 茴香醚,苯甲醚

an antineuraminidase 抗神经氨(糖)酸苷酶

an aminonucleotide 氨基核苷酸

an analgesic nephropathy 无痛性肾病

an aspergillus niger 黑曲霉素

AN Army And Navy 陆军和海军

AN Architecture Neutral 中性体系结构

AN Automation, Inc. of Delaware 自动化有限公司的

AN Netlayer (Auxiliary, Netlayer) Netlayer,Netlayer(辅)

AN Anchorage Field Office 锚碇领域的办公室

AN Ancona (Provence) 安可(普罗旺斯)

AN Adult Nationals 成人侨民

AN Alianza Nacional Alianza Nacional

AN Army Nurse 军队护士