ASDCn.美国高空与宇宙资料中心asadv.同样地；例如；被认为prep.作为；如同conj.因为；像；当 ... 之时；像 ... 一样；结果；尽管n.阿斯（古罗马重量单位，约373克；古罗马铜币名）as easy as anything极容易asymchronous system非同步系统asymptotic unbiased核密度估计assimilatory system同化系统Asynchronous Backup异步备份Astragalus handeliin.头序黄耆astaxanthin protein虾青素蛋白asynchronous muscle非协调性肌肉as fine as a fiddle精神饱满,身体极好Astragalus vulpinusn.拟狐尾黄耆