到19世纪中叶的时候，科学家对被称为电磁力这一现象中三个组成部分(指电、磁和光，译者注)已经有了相当的了解。
By the mid-19th century scientists had a fair understanding of each of the three components of electromagnetism, as the phenomenon has come to be called.
布罗克斯说，更为重要的是，有一种“三指蛋白质”可以视为“局部进化的关键性例子”。
What’s more, it’s a kind of protein — calleda three-finger protein — that is involved in other “striking examplesof local evolution, ” Brockes says.
广告业界有“三块屏幕”的说法，这三块屏幕指的就是电视屏幕、互联网电脑屏幕和手机屏幕。
You now hear talk in the advertising trade of our “three screens”: television, the Internet and mobile devices.
该项目有130多个贡献者（指那些提交代码或文档的人），在所有的2,800次提交中，大约有三分之一是由项目核心团队之外的程序员提交的。
The project has over 130 contributors (people who have submitted code or documentation), and of the 2,800 commits since launch almost one third were contributed by programmers outside the core team.
三双（triple-double)：很少能达到的成绩。指球员在如下几项内容里有三项都累计到两位数：得分，篮板，辅助，抢断和盖帽。
Triple-double: A relatively rare achievement in which a player accumulates double figures in three of the following categories in the same game: points, rebounds, assists, steals and blocked shots.
有三门课程会帮助你成为首屈一指的外汇交易员——无论你处于什么程度。
Three course that will help you become a leading FX trader – whatever your level.
议会议事规则中的三分之二多数是指全体出席及有投票权的代表中的三分之二均投赞成票。
A two thirds majority in parliamentary procedure requires at least two thirds of the entire membership (as two thirds of those present and voting) vote in favor.
没有人对他的工作指三道四，他享受生活，因为他有很多朋友。
No one judges his job. He enjoys life because he has many friends.
经济法的外部性与经济法的影响有共通之处，是指经济法的制定与实施活动对与此活动无关的第三人利益的影响。
Externalities of the economic law have common sense with influence of the economic law in which enacting and enforcing the economic law brings unexpected costs or benefits to the third.
一种产于美洲的紫露草属草本植物，尤指弗吉尼亚紫露草，生有三瓣的蓝色或紫色花朵和六个毛状雄蕊。
Any of various New World herbs of the genus Tradescantia, especially T. virginiana, having three-petaled blue or purple flowers with six hairy stamens.
金雀花一种地中海豆科金雀花属灌木，尤指金雀花，大都生有三片叶子组成的复叶，通常开艳丽的亮黄色花朵。
Any of various Mediterranean shrubs of the genus Cytisus in the pea family, especially C. Scoparius, having mostly compound leaves with three leaflets and showy, usually bright yellow flowers.
在本文中，“内容”有三种形式即结构化、半结构化和非结构化，它是指专门为数字技术、计算机系统可以获取的信息。
In this article, the "content" has three forms: structured, semi-structured, unstructured. That are acquired information for digital technology and computer system.
我国古代冻类酒饮有三类：一是指冰镇酒，体现的是酒的一种冷饮方式；
There were three types of frozen drink in ancient China. The first type was cooled wine which reflected a way of cold drink of wine.
三者的区别体现在：哲学指研究万有或整个实在的第一原则或第一因；
Their differences are listed as follows: philosophy means research of the first principle or of the first causes of all things;
三者的区别体现在：哲学指研究万有或整个实在的第一原则或第一因；
Their differences are listed as follows: philosophy means research of the first principle or of the first causes of all things;
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