ARAV阿拉夫ARAn.[天]天坛星座abbr.机载雷达附件（=Airborne Radar Attachment）aramid fiber芳纶Aralia clara楤木arachnoidism蛛毒中毒Araphidialesn.无壳缝目arachidonaten.花生四烯酸aratory yarn双股椰壳纤维纱Arai Masaaki新井正明(1912-),日本人,实业家。Aralia elatan.辽东楤木aramid tiber芳纶arachnoideus①蜘蛛的②蛛网形的