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。

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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。

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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？

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Biologists say adult pythons are able to eat small deer and bobcats.

VOA: special.2009.06.30

All these cells come from the bone marrow and biologists have traced the formation of these cells in great detail.

所有这些细胞都来自骨髓,而生物学家已经很详细地,研究了这些细胞的形成过程

耶鲁公开课 - 生物医学工程探索课程节选

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。

耶鲁公开课 - 心理学导论课程节选

We need chemists and biologists in flashy cars and physicists to wear less black.

BBC: Scientists were seen by most pupils as clever

For example, they could come in and they could play with crystals and biologists could tell them about crystals.

CNN: Bjork's 'Biophilia' takes music to the app world

C. and subsequently genetically improved by farmers, plant breeders and biologists.

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