Acin阿辛ACabbr.(=alternating current)交流电abbr.(=actinium )元素锕abbr.(=air-conditioning )空气调节acuminatum papilloma湿疣Acipenaer schrenckii史氏鲟Acupiont-injection穴位注射Acanthormius adentisn.缺齿齿旗茧蜂；新种Acladium castellanii[医] 卡斯太拉尼氏皮疡真菌AC servo dynamometer交流伺服测功机Acomys spinosissimusn.莫桑比克刺毛鼠AC transmission line交流传输线acrotrophic egg tube端滋卵巢管(昆虫)Aconitum chasmanthumn.展花乌头