Those who began smoking within a month of the study's start were four times as likely to be depressed at the study's end than those who did not begin smoking.

那些在研究开始后一个月内就开始吸烟的人在研究结束时抑郁的可能性是那些没有开始吸烟的人的四倍。

youdao

Health officials hope to begin dispensing anti-retroviral drugs on a wide scale at the beginning of next year.

卫生官员们希望在明年年初开始大规模配发抗逆转录病毒药物。

《柯林斯英汉双解大词典》

The axle connects to the outer arms of the Wheel, which begin to rotate at a speed of 1/8 of a revolution per minute.

车轴连接到这个车轮的外臂，外臂开始以每分钟1/8转的速度旋转。

youdao

This week we begin the first of two programs about classical music composers at work today in the United States.

VOA: special.2010.07.12

I'm going to begin at the bottom of 73: If you have your book, go ahead and open it up.

我将从73页最下面开始读：,如果你带了书，那么就打开书翻到那页。

耶鲁公开课 - 1945年后的美国小说课程节选

Let's look--just to begin with, if you brought your books--let's look at the cover of this book.

首先，如果你们带了书，先看看这本书的封面。

耶鲁公开课 - 1945年后的美国小说课程节选

This past Memorial Day, I joined some of you at The Wall to begin the 50th anniversary of the Vietnam War.

WHITEHOUSE: President Obama Speaks to the 113th Convention of the Veterans of Foreign Wars | The White House

Airbus said deliveries of the A340-500 planes would begin at the end of 2004, those of the A340-600s in June 2007 and the A380s in the spring of 2009.

CNN: Emirates orders 41 Airbus jets

No statement or action by President Bush could do more to demonstrate his determination to safeguard the national interest or to draw the right lessons from the conflict with Saddam Hussein than an announcement to the Joint Session of Congress tonight that he will at once begin the active defense of the United States.

CENTERFORSECURITYPOLICY: Center for Security Policy | Lessons of the War with Iraq (Part 2): No Less Defense for America than for Tel Aviv