The operation named "Andromeda" began two years ago.
该行动命名为“仙女座”始于两年前。
The four-year research project began two years ago and is scheduled to end in June 2011.
这项为期四年的研究计划于两年前开始运转，并将在2011年完成研制。
The company began two years ago in Chicago and has since racked up 25 million subscribers in 31 countries.
这家在芝加哥创立于两年前的企业，已在31个国家拥有2500万用户。
A separate report from Cambridge University agrees with the Canadians that nearly all of the network's cyber attacks, which began two years ago, originate in China.
另外一个来自剑桥大学的报告同意上述加拿大调查员，认为始于两年前的几乎所有的计算机网络攻击都来自于中国。
The researchers’ work began two years ago when Dr Misra, a heavy coffee drinker, left a cup unfinished and noticed the next day that the coffee was covered by a film of oil.
研究者的工作始于两年以前，当Misra博士，一个重度咖啡饮者，留下一杯未喝完的咖啡，第二天发现咖啡上面覆了一层油。
The meeting is the first ever between the two sides since the war there began 14 years ago.
这是自从14年前双方爆发战争以来的第一次会晤。
There were actually two periods of rain and lake formation: the first one began about 37,000 years ago; and the second one dates from about 10,000 years ago.
事实上，这里有两个时期的降雨和湖泊形成：第一个始于大约37000年前；而第二个可以追溯到约一万年前。
Tom Bourdon, 35, and his husband interviewed more than a dozen private adoption agencies when they began the adoption process two years ago.
汤姆布尔登，今年35岁。从开始准备收养的这两年，他和他丈夫已经找过十几家私人收养机构。
The phone used in Dr. Volkow’s study was a Samsung Knack, model SCH-U310, a flip phone that was in wide use when she began planning her experiments two and half years ago.
沃尔考博士的研究使用的是三星SCH-U310型号的手机，这种翻盖手机在两年半前她开始计划这项实验时非常流行。
The EpiSurveyor program began using donated Palm Pilots to gather health data in Kenya and Zambia less than two years ago.
一年多前，EpiSurveyor项目开始使用捐赠的PalmPilot，在肯尼亚和赞比亚收集卫生数据。
Testing of the amyloid hypothesis began a few years ago with two experimental anti-amyloid drugs, homotaurine and tarenflurbil.
早在几年前，就开始用两种抗体药物homotaurine和tarenflurbil来测试淀粉样蛋白假说。
The Eiffel Park Hotel began beekeeping three years ago, when it turned one of its terraces into a site for two to three hives, which produce 150 kilograms, or 331 pounds, of honey a year.
艾菲尔公园饭店三年前开始养蜂，经过两到三年的努力，他们把酒店的一个露台变成为蜂巢，现在每年可以生产的蜂蜜可以达到150公斤（331英镑）。
They now have much stronger capital bases than they did two years ago as the credit crunch began.
与两年前资本紧张导致的危机相比，他们如今拥有更强大的资本金基础。
The development began more than two years ago and early adopters have participated in a beta program since late 2009.
开发工作在两年前开始，并且最初的使用者已经于2009年就开始了测试计划的参与。
Yet, people began to understand how electricity works only a little more than two centuries ago. Nature has apparently been experimenting in this field for million of years.
人们只是在两个世纪前一点才开始了解电的使用原理，自然界却显然在这方面经历过了数百万年。
Two years ago, Sherri began collecting studies on homework, most of which suggest that, particularly for younger grades, there is no clear link between work at home and school performance.
两年前，雪莉开始收集有关家庭作业的研究结果，其中大部分证明，尤其对低年级学生来说，在家学习和在校表现之间没有明显的联系。
Construction began nearly two years ago, as an expansion of the Ifo camp at Dadaab. It was meant to decongest the overcrowding in the three existing camps.
营地在将近两年前开始动工，它作为达达阿布伊福营地的扩增营地，用意在解决三个现存营地过度拥挤的情况。
That is a good question, and one that I definitely did not know when we began our journey two years ago.
这个问题问地好。要是两年前，在刚开始吃真正食物之前，你问我这个问题，我也答不上来。
The treaty does little to make the European Union any simpler or more transparent, two supposed goals when the negotiations began eight long years ago.
该条约几乎没能简化欧盟决策过程，也没能增加欧盟透明度。而达成这两个目标正是八年前开始谈判的初衷。
Two years ago the company began to use an unusual process, called the “sandwich bale”, to collect waste material at its stores and distribution centres for recycling.
两年前，该公司开始使用一种非同寻常的做法-“三明治打包法”，他们将店面与物流中心的垃圾物收集起来以实行回收处理。
The opposition’s rehabilitation began with a strong showing in big cities in a regional vote two years ago.
两年前，反对派在大城市区域选举中的胜利，表明他们的声誉得到恢复。
A few years ago scientists were surprised by the sight of two planes carving a hole through a cloud—which then began spewing snow.
几年前，科学家对两架飞机在云中形成一个空洞，随后开始飘雪的现象很是惊异。
He told bankers not to return to the practices of two years ago, before the credit crunch began.
他告诉各银行不要重拾两年前，即通货紧缩刚刚开始时的做法。
No doubt it seemed like a good idea two-and-a-half years ago, when work began on the hotel.
两年半前开始修建该酒店时，人们似乎都认为这是个好主意。
Two years ago, Bellos, 63, began researching gelato as an up-and-coming product.
两年前，63岁的Bello开始将gelato当作一种朝阳产品来研究。
But as the environment became drier around two million years ago, they began to forage in more-open grasslands-a problem for brains, which are notoriously vulnerable to heat.
但200万年前，随着环境变得更加干燥，他们开始在更开阔的草地上寻找食物——这对大脑是一大考验。众所周知，大脑对热很敏感。
But as the environment became drier around two million years ago, they began to forage in more-open grasslands-a problem for brains, which are notoriously vulnerable to heat.
但200万年前，随着环境变得更加干燥，他们开始在更开阔的草地上寻找食物——这对大脑是一大考验。众所周知，大脑对热很敏感。
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