For many years I have studied global agricultural, population, environmental and economic trends and their interactions.
多年来，我一直在研究全球农业、人口、环境和经济趋势及其相互作用。
In the 18th century, scholars who have studied the ancient languages, Sanskrit, Latin and Greek, noticed that these three languages had many similarities.
18世纪研究古代语言（梵语、拉丁语和希腊语）的学者们注意到这三种语言有许多相似之处。
Department of Agriculture, and Philip Martin at the University of California, Davis, have studied trends in mechanization to predict how US farms might fare.
美国农业部和加州大学戴维斯分校的菲利普·马丁研究了机械化趋势，以预测美国农场的发展状况。
Working with local geologists and engineers, the experts have studied the nature of the ground and the type of most practical building code for the local area.
通过与当地地质学家和工程师合作，专家们研究了当地土地的性质和最实用的建筑规范类型。
Experts have studied the areas most affected and have drawn up a map for local people, forecasting the year in which their homes will be swallowed up by the hungry sea.
专家们研究了受影响最严重的地区，并为当地居民绘制了一幅地图，预测他们的房子将在哪一年被汹涌的海水吞没。
Lawyers who have studied mathematics can master the legal principles in a way that most others cannot.
学过数学的律师可以掌握大多数人无法掌握的法律原理。
We make these observations as research psychologists who have studied how schools and families can help young people thrive.
作为研究学校和家庭如何帮助年轻人成长的心理学家，我们做了这些观察。
Shakespeare probably attended the grammar school in Stratford, where he would have studied Latin and read classical literature.
莎士比亚可能就读于斯特拉特福德的文法学校，在那里他学习拉丁语，阅读古典文学。
Sociologists have studied and described it.
社会学家们对此进行了大量的研究和描述。
Yes. I have several friends who have studied abroad for years.
是啊。我有几个朋友都出国留学好几年了。
Strikingly, all are white collar workers and most have studied or worked abroad.
令人吃惊的是，所有参赛选手都是白领，而且大部分在国外工作或学习过。
Psychologists have studied smiles carefully for decades, but mostly from the outside.
心理学家对微笑的研究已有数十载，但大部分研究侧重于外表。
Robert is said to have studied abroad, but I dont know what country he studied in.
据说罗伯特曾经在外国读书，但是我不知道他是在哪个国家读的。
For more than 40 years, I have studied some of our closest relatives in the animal kingdom.
四十多年来，我一直在研究动物王国里与我们最相近的一些动物。
For more than four years, American and Kenyan scientists have studied diseases carried by ticks.
四年多来，美国和肯尼亚的科学家们研究由蜱携带的疾病。
Over the past 14 years, I have studied productivity, the learning process, and time management.
过去的14年来，我一直学习如何提高效率，学习方法以及时间管理等等的知识。
You'd better have a rest by looking in the long distance after you have studied an hour or so.
在你连续学习一个小时或更长时间之后你最好看看远处让眼睛休息一下。
As a specialist in linguistics, I have studied how the conversational styles of men and women differ.
作为语言学专家，我研究过男女谈话方式的差异。
Some have studied and worked in the UK for about 10 years, waiting for the opportunity to settle there.
他还说：“有些人已经在英国学习工作十年了，就等着能有机会在那儿定居。”
If you could not have studied a software engineering-related subject, what would you have chosen to study?
如果您当初没有学习软件工程有关的课题，你会选择学习什么？
Scientists have studied many gene candidates, and mice carrying some of those mutations do show some signs.
科学家们已经研究了许多候选基因，其中有一些基因，老鼠携带其突变后确实可以表现出某些孤独症迹象。
For nearly a century fans of Magritte have studied his works, determined to find hidden meanings within them.
将近一个世纪以来，Magritte迷们不断研究他的作品，试图揭示其作品背后隐藏的意义。
He is believed to have studied in Switzerland, and to share many of his father's personal characteristics.
他被认为是在瑞士学习，在不少个人特征上和其父相同。
Alan, I believe you have studied our catalogue and price list. Are you interested in some of our products?
艾伦先生，我想你已经研究过我们的产品目录和价格单了，你是否对我们的某些产品感兴趣呢？
Youngsters who have studied for longer may, moreover, be better placed for an eventual upturn, whenever that might be.
此外，学习时间更长的青少年，可能在经济最终好转时处于的更有利位置，不管那要等到什么时候。
The sculptors working on the likenesses say they have studied the politicians via hundreds of photos and hours of video.
为了使雕像更加真实，雕刻家说他们研究了数百张的照片和数小时的视频。
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