但是纺织业的繁荣只持续了几十年。
每个群体通常要花上几十年的时间才能成为所在国社会的主流。
It has usually taken several decades for each group to be accepted into the mainstream of society in the host country.
动物行为学家已经研究这些猴子几十年了。
Animal behaviourists have been studying these monkeys for decades.
要花好几十年的时间来逐步达到所需要的教育和发展水平。
It would take many decades to build up the level of education and sophistication required.
不幸的是，仅仅几十年以后，探险家和随后而来的定居者就摧毁了大部分的资源。
Unfortunately, it took the explorers and the settlers who followed only a few decades to decimate a large part of these resources.
几十年过去了，我再也没有碰过织针。
几十年过去了，我没有碰过一根编织针。
我和当地人聊天时发现，鲸鱼已经在那里搁浅了几十年。
I found out from chatting to the locals that whales had been stranding there for decades.
在哥伦比亚大学，同一批人会运营他们的工作室几十年。
In Columbia University, the same men ran their studios for decades.
经过几十年的不懈努力，中国已经发展到一个新的阶段。
It is through decades of hard work that China has progressed to a new stage.
最近几十年，基孔肯雅热的蚊子媒介已传播到欧洲和美洲。
In recent decades, mosquito vectors of chikungunya have spread to Europe and America.
如果信号的接收会延迟几年或几十年，那么这个问题并不重要。
It's not important, then, if there's a delay of a few years, or decades.
二氧化碳排放量达到最大值后，全球气候变暖将会持续好几十年。
Global warming will continue for some decades after carbon dioxide emissions peak.
经过几十年的大肆宣传，美国办公室可能最终会不再痴迷于纸张。
After decades of hype, American offices may finally be losing their paper obsession.
大山已经学了几十年相声，他想把它和西方传统的单口喜剧结合起来。
Dashan, who has been learning crosstalk for decades, wants to mix it up with the Western stand-up tradition.
比如说，有一场持续了几十年的干旱，或者猎人捕杀了物种的5%，等等。
Say, for example, there is a drought for a couple of decades, or hunters are killing five percent of the population, and so on.
大气风暴出现在几小时内，持续几天，而磁暴形成要几十年，持续几个世纪。
Whereas atmospheric storms arise in a matter of hours and last for days, magnetic tempests develop over decades and persist for centuries.
苹果也将赢得胜利，它将吸引更多的年轻消费者购买未来几十年的科技产品。
Apple stands to win as well, hooking more young consumers with decades of technology purchases ahead of them.
那里是世界上大多数人口居住的地方，也是未来几十年人口增长最多的地方。
It is there that most of the world's population lives and it is there the population growth over the next decades will be the greatest.
几十年的研究表明，为了能在学校获得技能和真正的知识，孩子们要有学习的欲望。
Decades of research have shown that in order to acquire skills and real knowledge in school, kids need to want to learn.
然而，在最近几十年，中国逐渐恢复了世界上最大的生丝和绢丝生产国和出口国的地位。
However, in more recent decades, China has gradually recaptured its position as the world's biggest producer and exporter of raw silk and silk yarn.
如果每头猪的内脏都是培养皿，那么可能的大流行性流感病毒已经在养猪场熬了几十年了。
If the innards of each pig are Petri dishes, then possible pandemic flu viruses have been stewing on hog farms for decades.
但是，正如克莱恩第一个注意到的，博蒙特花了几十年的时间来完善她的手艺；她的榜样不可磨灭。
But as Cline is the first to note, it took Beaumont decades to perfect her craft; her example can't be knocked off.
通过对鸟群几十年的研究，研究人员预测，那些更容易受伤的、睡眠时处于队列末端的鸟会格外警觉。
Decades of studies of bird flocks led researchers to predict extra alertness in the more vulnerable, end of the row sleepers.
我在电视上听关于中国的消息，在纸媒上读关于中国的新闻，所以我知道中国在近几十年的快速发展。
I hear news about China on television and read about it in print media, so I know of the rapid development of China in recent decades.
作为一个志愿者组织，业余卫星组织将“业余”卫星送入轨道的时间比现在的立方体卫星热潮早了几十年。
As an organization of volunteers, AMSAT was putting "amateur" satellites in orbit decades before the current Cube Sat craze.
他特别提到，最近几十年，无论是在美国还是在英国，持有一支股票的平均时间都从七年下降到了七个月。
The average time for holding a stock in both the United States and Britain, he notes, has dropped from seven years to seven months in recent decades.
在写《苏里南昆虫变态图谱》之前，梅里安花了几十年的时间记录欧洲的植物和昆虫，并出版了一系列书籍。
Before writing Metamorphosis, Merian spent decades documenting European plants and insects that she published in a series of books.
纵观我们物种在宇宙中的位置，我们可以清楚地看到，就算我们活不上几百年或几千年，也极有可能活上几十年。
Take a broader look at our species' place in the universe, and it becomes clear that we have an excellent chance of surviving for tens, if not hundreds, of thousands of years.
ISTP团队的研究表明，在经历了几十年的衰退后，城市人口和工作密度在20世纪80年代上升或保持不变。
The ISTP team's research demonstrates that the population and job density of cities rose or remained constant in the 1980s after decades of decline.
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