Mechanical engineers have worked with farmers and biologists to produce fertilizers, machinery and harvesting systems.
机械工程师与农民和生物学家合作开发肥料、机械和收割系统。
Migration is a complex issue, and biologists define it differently, depending in part on what sorts of animals they study.
迁徙是一个复杂的问题，生物学家对此有不同的定义，定义的方法部分取决于他们研究的动物种类。
And, if it does, can town planners and biologists learn from one another?
而且，如果这个说法确实有道理的话，城市规划师和生物学家可否互相学习一下？
And an answer that some psychologists and biologists have given is deception.
一些心理学家与生物学家们所给出的答案，是欺骗。
This phenomenon in the strange change of weather has given the alarm to many scientists and biologists.
这种天气怪变化的现象向科学家和生物学家敲响了警钟。
Between 300 and 400 black bears live in Nevada, and biologists say the population is growing 16% a year.
内华达州的黑熊数量介于300只至400只之间，生物学家称它们的数量每年增长16%。
Chemists and biologists have found that the way the brain works is far more complicated than they had thought.
化学家和生物学家已经发现，人脑的活动方式比他们原告所想的远为复杂。
Chemists and biologists have found that the way the brain works is far more complicated than they have thought.
化学家和生物学家发现：大脑的工作方式远比他们原来想象的要复杂得多。
Chemists and biologists can repeat experiments at will, slightly changing one factor or another to see how things respond.
化学家和生物学家如果愿意可以重复试验，稍稍改变任意一个元素来看整体的反应。
SMUGGLED away in the northern reaches of Mumbai is a 19,000-square-metre (200,000-square-foot)playground for chemists and biologists.
在孟买北部有一座化学家和生物学家的乐园，方圆1900平方米（20万平方英尺）。
SMUGGLED away in the northern reaches of Mumbai is a 19, 000-square-metre (200, 000-square-foot) playground for chemists and biologists.
在孟买北部有一座化学家和生物学家的乐园，方圆1900平方米(20万平方英尺)。
Sociologists, anthropologists and biologists should do more studies on the motivations of entrepreneurs and politicians, to help us understand better the secrets of power.
社会学家、人类学家和生物学家应对企业家和政客们的动机进行更多的研究，以帮助我们更好的了解权力背后的秘密。
There was a massive wave of scientists who left Russia after the fall of the Soviet Union. Mathematicians, physicists, and biologists took whole laboratories to the United States.
但这并非第一次科学家移民潮，苏联解体之后就有大量的科学家离开俄国，许多数学家、物理学家、生物学家们把整个实验室都搬到了美国。
In the past ten years or more, the research work in this field has made remarkable progress and has become an subject attracted many mathematicians, physicists, chemists and biologists.
在过去十几年中，这方面的研究工作取得了相当可观的进展，并已成为应用数学家，物理学家、化学家、生物学家共同感兴趣的领域。
Biologists generally agree that birds and dinosaurs are somehow related to one another.
生物学家普遍认为鸟类和恐龙在某种程度上是有联系的。
Biologists also noted deer sniff and lick an unfamiliar rub, which suggests that this visual mark on a small tree plays an important communication purpose in the social life of deer.
生物学家也注意到鹿会嗅和舔陌生的擦痕，这表明小树上的这种视觉标记在鹿群的社会生活中起着重要的交流作用。
Biologists have long maintained that two groups of pinnipeds, sea lions and walruses, are descended from response to similar environmental pressures.
生物学家们长期认为，两类鳍脚亚目动物，即海狮和海象，都是从一种陆地上的类似于熊的动物繁衍而来的。
He and other biologists studying a wide variety of organisms have found that these particular RNA's direct, in large part, the synthesis of histones, a class of proteins that bind to DNA.
他和其他研究多种生物的生物学家发现，这些特殊的RNA在很大程度上直接影响组蛋白的合成，组蛋白是一类与DNA结合的蛋白质。
In addition to the doctors, we're going to need more sociologists, biologists, urban planners and specialized lawyers.
除了医生，我们需要更多的社会学家、生物学家、城市规划者和专业律师。
Some biologists argue that ocean and air currents are responsible for the transport of plant seeds to Hawaii.
一些生物学家称，海洋洋流和空气气流是植物种子传播到夏威夷的原因。
Since at least Darwin time, biologists have been trying to understand and define the mechanisms for speciation.
至少从达尔文时代开始，生物学家就一直在试图理解和定义物种形成的机制。
Years of observations by biologists Dian Fossey, who observed gorillas, and Jane Goodall, who worked with chimpanzees, could not prove that animals cry tears from emotion.
观察大猩猩的生物学家戴安·福西（DianFossey）和研究黑猩猩的珍·古道尔（Jane Goodall）经过多年的观察，都无法证明动物会因为情绪激动而流泪。
In order to eliminate the weed, biologists proposed treating infested parts of the lake with a certain herbicide that is nontoxic for humans and aquatic animals.
为了消除这种杂草，生物学家建议用某种对人类和水生动物无毒的除草剂来处理受感染的部分湖泊。
The biologists sit in streamside counting towers, study sonar, watch from aeroplanes, and talk to fishermen.
生物学家们会待在河边的计数塔中，研究声纳，从飞机上完成观察活动，以及与渔夫交谈。
Today, biologists, using 21st-century tools to study cells and DNA, are beginning to understand how these plants hunt, eat and digest—and how such bizarre adaptations arose in the first place.
今天，生物学家利用21世纪的工具来研究细胞和DNA，开始了解这些植物是如何捕食和消化的——以及这些奇异的适应性最初是如何产生的。
The differences between the groups and the similarities within each group made it seem certain to most biologists that the tree of life had only two stems.
类群之间的差异和每个类群内部的相似性使大多数生物学家确信，生命之树只有两个树干。
For a long time biologists believed that male deer used buck rubs not only to clean and polish antlers but also to provide practice for the ensuing male-to-male combat during the rut.
长期以来，生物学家们认为雄鹿擦痕不仅可以清除并磨光鹿茸，还可以借此练习发情期时雄鹿之间的角斗。
Biologists and other scientists turn their attention to plants and animals at an important meeting that took place last October.
在去年10月举行的一次重要会议上，生物学家和其他科学家把他们的注意力转向了植物和动物。
Now the biologists have moved into this minefield, and some of them have found that there are real differences between the brains of men and women.
现在，生物学家们已经进入了这个危机四伏的局面，他们中的一些人已经发现男性和女性的大脑确实存在差异。
Now the biologists have moved into this minefield, and some of them have found that there are real differences between the brains of men and women.
现在，生物学家们已经进入了这个危机四伏的局面，他们中的一些人已经发现男性和女性的大脑确实存在差异。
应用推荐