secondary eye继发眼, 交感眼
secondaryadj.次要的;从属的;中等教育的n.副手;次要位置
secondary request次级请求,辅助请求
secondary chamber补燃室
secondary neutron次级中子
secondary alcohol仲醇
secondary hazards次生山地灾害
secondary aqueous继生房水, 再生房水
secondary blowing炉外吹炼
secondary hauling二次倒运
secondary teacher中学教师
secondary valency次合价