President Obama made a campaign promise to begin efforts for immigration reform in his first year in office.

VOA: special.2009.04.18

Let's hear first, now we need to begin to investigate the reasons why you think it's the right thing to do.

我们先来听听大家的说法，探究一下为何,你们会认为这是正确的选择。

耶鲁公开课 - 公正课程节选

There's still a lot more of the text and so that first fragment a part, but I immediately begin to form an opinion about this part with respect to an imagined or supposed whole.

文本中的很多还没有读，但是那第一个片段成为了一个局部，但是我立即对这个局部有了自己的想法,并且开始设想全文。

耶鲁公开课 - 文学理论导论课程节选

Girls are advised to begin testing within three years of when they first have sex, or in any case no later than twenty-one.

VOA: special.2009.11.25

So, let's just begin with that first chapter, the tiny chapter Chapter 1.

让我们开始第一章，很短的第一章。

耶鲁公开课 - 1945年后的美国小说课程节选

"By twenty twenty-five, we expect new spacecraft designed for long journeys to allow us to begin the first-ever crewed missions beyond the moon into deep space.

VOA: special.2011.07.18

First thing, I will begin with comments about the test.

第一件事，我将以考试的评论开始。

麻省理工公开课 - 固态化学导论课程节选

Workers called "high scalers" were some of the first to begin building the dam.

VOA: special.2009.08.12

Okay, so the rule for adding the two vectors is, you draw the first one and at the end of that first one, you begin the second one.

矢量的加法法则就是,先画出第一个矢量,然后在它的终点,再画第二个矢量

耶鲁公开课 - 基础物理课程节选

Today we begin the first of two programs about the discovery of gold.

VOA: special.2009.02.04

So let's begin with our first example here this morning.

我们就从今天早上的第一个示例开始吧。

耶鲁公开课 - 聆听音乐课程节选

Today, we begin the first of two reports about singer Marian Anderson.

VOA: special.2009.01.18

The WHO authorized drug manufacturers to begin testing possible vaccines, and the first human trials began a month later.

VOA: standard.2009.12.25

Hargreaves says the first class of drugs could begin clinical tests in humans within the next six months.

VOA: standard.2010.05.04

"The first thing that we began to do is begin encounters between the Mexican health authorities and the American health authorities in order that they might interchange information regarding the situation in Mexico.

VOA: standard.2009.04.30

The first step uses a bit of influenza DNA to get the patient's immune system to begin fighting off the flu, and then the protection is given a "boost" some time later by the second step, which can be either another bit of DNA or a conventional flu vaccine.

VOA: standard.2010.07.21