We also hope the project will be helpful for understanding why some people are at a higher risk of developing Alzheimer's.

我们也希望，对于为什么一些人患老年痴呆症的风险要高一些这个问题的研究，这个项目会有所帮助。

youdao

By understanding these constraints, we begin to understand why some people march to a different drumbeat.

了解这些限制条件后，我们明白了为什么有些人在齐步走时跟随不同的鼓点行进。

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All this leads to a better understanding of just how flexible our brains are, and perhaps why we excel at some activities and not others.

所有的这些，就是为了更好地了解我们的大脑有多灵活，或者解释为什么我们只对某些活动很擅长。

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Some Americans had trouble understanding the economic reason why food had to be destroyed so people could have enough to eat.

VOA: special.2011.03.24

Today we tell you about some new understanding of why cutting the main branch of a plant or tree can lead to better development.

VOA: special.2009.10.13

This new work may help in the understanding of why some cancer cells are in a form of hibernation, and how they may be attacked.

BBC: Fish in 'suspended animation'

Once young salmon get to the ocean, scientists have only a vague idea where they go, and an incomplete understanding of why some years they thrive and some years they starve.

MSN: Record numbers of sockeye salmon return to Northwest - US news - Environment | NBC News

Our work also contributes to our understanding of ancient history, elucidating why some cities were abandoned or why mature societies suffered decline, and confronting the enduring attraction of fault lines in luring peoples, ancient and modern, to settle along persistent danger zones.

UNESCO: Tales set in Stone: learning from ancient earthquakes