The Brotherhood of Steel (commonly abbreviated to BoS) is a post-War technology-focused paramilitary order with chapters operating across the territory of the former United States of America. It was founded by rogue U.S. Army officer Captain Roger Maxson shortly after the Great War.
钢铁兄弟会是《辐射》系列中的重要组织，由脱离指挥的美军建立，致力于保存并重建战前文明。