RADEF=Radiological Defence 辐射防护radadj.有趣的n.[物]拉德(吸收辐射剂量单位)radices ophiopogonis[医] 麦门冬(麦冬)radices glycyrrhizae[医] 甘草radices nervi optici视神经根, 视神经束radies and gentlemen女士们；先生们(演说和祝酒时用语)radices scutellariae[医] 黄芩radiative properties辐射性质radices ipecacuanhae[医] 吐根radices oculomatoria[医] 动眼神经根Radiating chest pain放射性胸痛radifocus guide wire导丝