anuan.下极
anart.(用在元音音素前)一
an imperative manner专横的态度
an ex post facto law有追溯效力的法律
anerarobic digestion厌氧消化, 厌气消化
an unconscious error无意识犯的错误
An occluded front.锢囚锋
an insurance company保险公司
an expert in finance财务专家
an all purposes army[美]全能军
an educated guess.根据事实或经验作出的猜测
aneurismal bone cyst动脉瘤样骨囊肿