These two subjects have their own difference and similarities among origins of history theory, subject definition, study way and fields.

这两门学科在历史理论源流、学科定义、研究方法、研究视域方面各有异同。

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By combining the reality of study of sports sociology in China, the author retrospected the conceptual definition, study methods and study areas of sport.

并结合中国体育社会学研究实际，对体育概念的定义、研究方法和研究领域等进行反思。

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Two camera systems take color photos and high-definition video to study the Martian landscape, track weather conditions and aid in driving operations.

WSJ: Curiosity, the New Mars Rover | Visualizer

But note that the definition of masculine used in the Stanford study is narrow.

FORBES: Can 'Feminine' Women Make It To The Top?

And even if we were able to settle upon an acceptable definition of consciousness, we really have no idea how to study the problem.

ECONOMIST: Cut out the middle men