Or the finding may be due to the study design; parents answered surveys for their children, and the parents of sick children may keep closer tabs on what their children ate.

维斯研究员推测，有可能生病的孩子对“危险”食物并不排斥，或者发现与调查设计有关，由于孩子的父母代替孩子回答调查问题，或者父母密切关注他们的饮食。

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Others study the impact of human activity on Earth's environment and design methods to protect the planet.

另一些地球学家则研究人类活动对地球环境的影响，并制订出保护地球的措施。

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This paper discussed the design of low cost experimental installations and their applications in the experiments on the study of computer control systems by physical simulation.

本文探讨“计算机控制系统”低成本实验装置的设计、制作及其在研究型实验中的应用，即物理仿真技术的应用。

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Adaptive learning is a method of education that seeks to personalize learning by using sophisticated algorithmic technology to continually assess students' knowledge, skill and confidence levels and design targeted study paths based on the resulting data to bolster students' understanding in the areas where they need to improve the most.

ENGADGET: McGraw-Hill reveals the SmartBook: an 'adaptive' e-book for students

An earlier study of the same size and design had shown a 73% reduction on the 80 mg dose and an 83% reduction on the 160 mg dose.

FORBES: Regeneron Announces Strong Results In Gout Study