这是莫斯科市民对人民力量史无前例的证明。
It was an unprecedented demonstration of people power by the citizens of Moscow.
你要我做的事有前例可援吗？
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.
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.
空地的规模史无前例，它们将大量的二氧化碳气体释放到了大气中，因而引发了第一次人为导致的全球变暖。
The unprecedented land clearance released vast quantities of carbon dioxide into the atmosphere, triggering for the first time humanly caused global warming.
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.
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.
这一社会实践的范围是史无前例的。
他说，这是史无前例的非法行为。
这种双方同意的分离并非史无前例。
当时的形势史无前例，也很特别。
但雅典也是，世界上史无前例的城邦。
But Athens was also something completely unprecedented in the world it was a democracy.
这不是你想要设定的前例。
它正在进行的城市化，其规模史无前例。
It is becoming urbanised on a scale unprecedented in history.
这样的警示并非史无前例。
也许唯一安全的预计是无前例的人口转移。
Maybe the only safe prediction is for unprecedented population shifts.
这将是史无前例的壮举。
但这也不是史无前例。
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.
的确，美联储近来货币投放的规模史无前例。
Now, it’s true that the Fed has taken unprecedented actions lately.
但对于代表们，否决一项法案将是史无前例的。
But it would be unprecedented for delegates to reject a bill.
检察官怀疑自己的主要证人，这是史无前例的。
It is unprecedented for prosecutors to discredit their own star witness.
在美国有前例可循。
这种事情史无前例。
所有这些，还包括允许史无前例宽容的个人自由。
All this, while allowing an unprecedented flowering of personal freedoms.
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.
在日本持续发生的灾难是一场史无前例的人类悲剧。
The ongoing disaster in Japan is an unprecedented human tragedy.
最近的金融市场紧张，在图2中可以看到一个前例。
Figure 2 also shows a precedent for recent financial market strains.
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