ACDn.自动等深线数字转换器ACabbr.(=alternating current)交流电abbr.(=actinium )元素锕abbr.(=air-conditioning )空气调节acomitate乌头酸aclantate阿克兰酯aconifine乌头芬碱acroplasm(子囊)顶胞质acroparia(复acropariae)内唇侧端AC socket交流插座,交流电插座acomitase顺乌头酸酶Acabarali阿卡巴拉利acatechin黑儿茶素acockbilln.悬吊的；吊锚状态的