这一警报是由北极地区史无前例的事件所引发的。
巴基斯坦史无前例的洪水夺去了两千万人的生命，也影响了这个国家蜘蛛的数量。
The unprecedented flooding in Pakistan disrupted the lives of 20 million people, but it also affected the country's arachnid population.
纽约市的大型快餐连锁店已经开始遵守史无前例的规定，也就是在菜单上标明卡路里计数。
Big fast-food chains in New York City have started to obey a first of its kind rule, requiring them to post calorie counts right on the menu.
由于工厂缺乏适当的污染控制系统，Remo乡村地区的史无前例的工业增长造成了严重的环境问题。
Unprecedented industrial growth in the country of Remo has created serious environmental problems because factories there lack adequate pollution-control systems.
纽约市的大型快餐连锁店迎来了一项史无前例的新规定，这一规定要求他们在菜单上附上卡路里含量表。
Big fast-food chains in New York City have started to obey a first-of-its-kind rule, requiring them to post calorie counts right on the menu.
这将是史无前例的壮举。
人类同样以史无前例的方式来面对这一疾病。
And humanity has faced this disease, in equally unprecedented ways.
旧房销售量的骤降是严重的但是并不是史无前例的。
The plunge in sales of existing homes is severe but not unprecedented.
达文认为，各州的行动规模之大，都是史无前例的。
Ms Dalven thinks that the scale of the states' actions is unprecedented.
史无前例的佐证规模意味头两年顶多在着手收集证据。
The unprecedented scale of the evidence meant that much of the first two years were taken up with amassing evidence.
希腊这个月宣布了一项史无前例的未来三个月财政紧缩计划。
Greece this month announced an unprecedented fiscal squeeze over the next three years.
重建这些急需的基础设施的实际任务是一个史无前例的挑战。
The actual task of building back this critical infrastructure is a challenge of unprecedented proportions.
首先，很多大学毕业生的负债额是显著的而且是史无前例的。
First, the amount of indebtedness many graduates have is pronounced and unprecedented.
所以不用多说，美国陷入了史无前例的，规模空前的财政麻烦。
So needless to say, the United States is in a financial mess of unprecedented magnitude.
“过去五到六年间我们见证的是史无前例的财富转移，”他说。
"What we have witnessed over the past five to six years has been nothing short of a historically unprecedented transfer of wealth," he said.
所以，一个史无前例的决定出来了——修复飞机，让它重新起飞。
So, an unprecedented decision has been made - to restore the plane and make it fly again.
所以，一个史无前例的决定出来了——修复飞机，让它重新起飞。
So an unprecedented decision has been made - to restore the plane and make it fly again.
这种伙伴关系应该在21世纪史无前例的全球道德责任的指导下。
That partnership should be guided by the moral imperatives of the 21st century's unprecedented global interdependence.
在这项史无前例的举措中，法令要求这位利物浦市民停止破坏法律。
In an unprecedented step, the order instructs the Liverpudlian to stop breaking the law.
至少，保尔森史无前例的行为解除了一个一直可能随时爆炸的危机。
At the very least, Paulson's unprecedented move defuses one ticking time bomb.
严重急性呼吸道综合征和禽流感等新疾病正在以史无前例的速度出现。
New diseases, like SARS, like avian influenza, are emerging at an historically unprecedented rate.
由于其生育率被独生子女政策人为地压低，它的老化速度也是史无前例的。
With its fertility artificially suppressed by the one-child policy, it is ageing at an unprecedented rate.
我们还向抗击艾滋病、结核病和疟疾全球基金作出了史无前例的数年认捐。
We have also made an unprecedented multi-year pledge to the Global Fund to Fight AIDS, Tuberculosis and Malaria.
比官方正式报告线更重要的是奥巴马对个人责任的设置，这是史无前例的。
However, more important than the official reporting lines is Mr Obama's unprecedented pledge of personal responsibility.
2007年，史无前例的野火肆虐希腊全国，几乎摧毁了古奥林匹亚遗址。
In 2007, unprecedented wildfires raged across Greece, nearly destroying the ancient site of Olympia.
越南通过实弹演习和发布军事条令做出了史无前例的尖锐反应，他补充道。
Vietnam had reacted with unprecedented stridency by holding the live-fire drill and issuing a decree on the terms of military service, he added.
然后，这些企业回到自己的研发团队，打造出新产品和史无前例的价格水平。
Then the companies are going back to their research teams and crafting new products and unprecedented price points.
然后，这些企业回到自己的研发团队，打造出新产品和史无前例的价格水平。
Then the companies are going back to their research teams and crafting new products and unprecedented price points.
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