firstadj.第一的;最初的adv.首先;第一n.最初;(序数词)第一
First openly gay congressman dies首开同性恋众议员去世
first generation Dutch resolution第一代Dutch拆分
first order triangulation station一等三角点
First Aid Nursing Yeomanry Service急救护士队勤务
First impressions are most lasting第一个印象是令人最难忘怀的
First trial composite answer print第一声画合成校正拷贝
First course in mathematical logic数理逻辑初级教程
first-come first-served system先到先办制
First Shanghai Investments Limited第一上海投资有限公司,简称第一上海