First of all, we need to learn more about animals, plants and the environment.

首先，我们需要了解更多关于动植物和环境的知识。

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"It's hard work," he says, "but I want to learn more about how to look after animals."

“这是一项艰苦的工作，”他说，“但我想更多地学习如何照顾动物。”

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By tinkering with the clocks of plants and animals, scientists may learn more about the fascinating way our bodies work.

通过调整植物和动物的生物钟，科学家们可以更多了解我们身体运作的神秘方式。

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If animals get a similar disease then you can learn about that disease progression in much more detail in the animal.

如果动物也能罹患相似的疾病,那么我们可以通过动物,更详尽的研究病程发展

耶鲁公开课 - 生物医学工程探索课程节选

The scientists' work was part funded by a number of British Zoos keen to learn more about how best to handle the animals in their care.

BBC: NEWS | Science/Nature | Carnivores' need for wild walk