firstly

英 [ˈfɜːstli]

美 [ˈfɜːrstli]

adv.  (用于列举)第一，首先

Collins.1 / BNC.3974 / COCA.20778

牛津词典

adv.

• （用于列举）第一，首先
  used to introduce the first of a list of points you want to make in a speech or piece of writing
  1. There are two reasons for this decision: firstly…
     做此决定理由有二：第一…

柯林斯词典

• ADV 首先;第一
  You usefirstlyin speech or writing when you want to give a reason, make a point, or mention an item that will be followed by others connected with it.
  1. The programme is now seven years behind schedule as a result, firstly of increased costs, then of technical problems...
     该项目现已经比预定时间晚了7年，原因首先是因为成本增加，其次是由于技术问题。
  2. Vitamin C has many roles to play in weight control. Firstly, it is needed for hormone production.
     维生素C在控制体重方面扮演着多重角色。首先，荷尔蒙的生成有赖于它。

英英释义

adv

• before anything else
  1. first we must consider the garter snake
  Synonym:firstforemostfirst of allfirst off

双语例句

• This paper firstly introduced the structure of the wind turbine and its converter, and analyzed causes of converters'faults.
  首先介绍了风力机及其变频器系统的结构，分析了变频器的故障机理。
• Firstly, the background of the project and a series of strain measurement method were discussed.
  本文首先详述了课题的背景，详细比较了国内外的一系列应变检测方法；
• Firstly, the background and applications of PP-WAPs are introduced in this paper.
  本文首先介绍了相关背景和PP-WAP的应用领域。
• This paper analyzes three main points: firstly, multiplexer can accomplish general AND-OR logic function;
  本文分析了数据选择器可实现一般与或逻辑函数；
• Firstly, the meaning and the development of transmission test are introduced in the paper.
  论文首先介绍了汽车变速器实验的选题背景及发展状况。
• Firstly, this paper provides an overview of the GIG Transport Segment.
  首先，对GIG网络体系结构传输部分进行了概述；
• Firstly, the paper expounds the background and significance of this subject;
  本论文首先论述了选题的背景和意义；
• Firstly, this part reviews the background and process of the formation of WTO dispute settlement mechanism.
  首先，回顾了WTO争端解决机制的形成背景和过程。
• The definition of directivity factor, directivity index& equation are introduced firstly.
  介绍了指向性因数和指向性指数的定义、计算式。
• Firstly, analyzes the characteristics and the present situation of the administrative transaction processing system briefly.
  首先对政府行政事务处理系统的特征和现状做一简要分析。