The drug is to be reclassified after trials showed it to be more harmful than previously thought.
试验显示这种药比先前想象的危害更大，要重新归类。
The team at Stanford investigated the aquifers below this depth and found that reserves may be triple what was previously thought.
斯坦福大学的研究小组对这一深度以下的地下蓄水层进行了调查，发现蓄水量或许是先前所预想的三倍。
Satellite observations and submarine surveys over the past few years had shown less ice in the polar region, but the recent measurements show the loss is more pronounced than previously thought.
过去几年的卫星观测和潜艇调查显示，极地地区的冰层减少了，但最近的测量显示，冰层的减少量比之前设想的更为明显。
A surge in new home sales and a drop in weekly unemployment claims suggest that the economy might not be as weak as some analysts previously thought.
新屋销售激增和每周失业救济人数下降表明，经济可能不像一些分析师此前预期的那样疲软。
A piece of stone found on a Dutch beach suggests that our extinct human relatives, known as Neanderthals, were cleverer than previously thought.
在荷兰海滩上发现的一块石头表明，我们已经灭绝的人类亲戚尼安德特人比我们之前认为的更聪明。
These issues weren't as unrelated as I had previously thought -- they had a common root cause.
这些问题并不像我先前认为的那样互无关联——他们都有一个共同的根源。
"This implies that the effect of CO2 on climate is less than previously thought," he explained.
Schmittner说：“这说明CO2对气候的影响比之前估测的小。”
A 2007 study by us researchers showed that the system was much more porous than previously thought.
一项2007年美国学者的研究表明，该系统比先前认为的更加多孔。
The solar system may be up to two million years older than previously thought, a new study has found.
一项研究发现，相比以前的估计，太阳系年龄或可前推
This means the ability to face the facts as they are regardless of what one has previously thought.
这指的是面对现实的能力，而不管自己原来的想法。
Humans were wearing shoes at least 10, 000 years earlier than previously thought, according to a new study.
一项新的研究得出结论，将人类开始穿鞋的时间比之前所认为的提早了至少1万年。
In study after study over the past decade, they've shown abilities previously thought to exist only in humans.
过去十年间，一项又一项研究表明，动物表现出过去认为只有人类才具有的能力。
It turns out that alcohol - even in moderation - might not offer as many health benefits as previously thought.
原来饮酒，即使是适量的饮酒，也不会像以前人们以为的那样，对健康有那么大的好处。
This suggests that many more people have the genetic potential to survive into old age than previously thought.
这表明，具备长寿遗传潜能的人比先前所想的要多许多。
Human settlers made it to the Americas 30,000 years earlier than previously thought, according to new evidence.
最新的证据显示，人类移居美洲的历史要比之前了解的提前3万年。
Human settlers made it to the Americas 30, 000 years earlier than previously thought, according to new evidence.
最新的证据显示，人类移居美洲的历史要比之前了解的提前3万年。
Our planet's risk of being hit by a dangerous outer space rock may be smaller than scientists previously thought.
我们这颗星球被太空小行星(陨石)击中的危险可能比科学家以前估计的更小一些。
They decide whether a woman would be a good mating partner in milliseconds, much quicker than was previously thought.
而此次研究发现，男人在几毫秒内就可判断一个女人是否是自己的理想伴侣，时间远远快于此前的设想。
The solar system is up two million years older than previously thought, according to a pair of researchers in the us.
美国两个研究者研究表明：太阳系的形成比原先想象的要久远200万年以上。
They say it expanded by 16 percent - a surprisingly large amount - indicating it is much younger than previously thought.
他们说该超新星以惊人的16%的速度膨胀，表明它比先前预想的年轻得多。
Their research shows that our romantic courtship behaviors may be far more influenced by genetics than previously thought.
这项研究表明浪漫的求爱行为超乎之前想象地还要更多地受遗传上的影响。
Researchers had previously thought that there was water - and possibly life on Mars - around 3.8 to 4 billion years ago.
研究人员以前曾经认为，在约38亿至40亿年前，火星上有过水，可能还有过生命。
Our study suggests that the infants are tuned to sharing attention with other humans much earlier than previously thought.
我们的研究表明，婴儿能够比我们早期认为的更早的时间和其他人分享共同注意力。
The March revision of GDP figures showed that services had a bigger share and industry a smaller one than previously thought.
3月重新修订的GDP数字表明服务业占据了更大的份额，而工业所占的比例比预想的要小。
Labor markets which we previously thought were inexhaustible, like China and India, have actually tightened up quite dramatically.
中国、印度这些我们过去认为可能用之不竭的劳工市场，事实上已显著收紧。
Labor markets which we previously thought were inexhaustible, like China and India, have actually tightened up quite dramatically.
中国、印度这些我们过去认为可能用之不竭的劳工市场，事实上已显著收紧。
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