Araf阿拉夫ARAn.[天]天坛星座abbr.机载雷达附件（=Airborne Radar Attachment）Arachniodes rhomboidean.斜方复叶耳蕨arachnoid screw driver蛛网膜螺钉旋凿arachnoid granulations蛛网膜粒Araucaria angustifolia巴拉那南洋杉Araneus pahalgaonensisn.印度园蛛Arachniodes caudifolian.尾叶复叶耳蕨Arachniodes coniifolian.细裂复叶耳蕨arachnoiditis of brain脑蛛网膜炎Araneus shunhuangensisn.舜皇园蛛Arachniodes globiosoran.台湾复叶耳蕨