Firstly, the forward discusses the background, meaning and the ways of the research.

前言部分阐述论文的选题背景、意义和研究方法。

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The first chapter introduces the study background, meaning and domestic and foreign literature summary, give the study content and method.

第一章绪论介绍了研究背景、意义，以及国内外有关的文献综述，最后介绍了研究内容和方法。

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This essay discusses the background, meaning, origin, connotation, traits and types of learning by research.

本文论述了研究性学习的背景、意义、起源、内涵、特点、类型； 教师应如何应对研究性学习；

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Most of the men and women in the study came from a similar background, meaning the results may not apply to everyone.

BBC: People can be fat yet fit, research suggests

One Googler authorized to speak for the company on background (meaning I could use the information he gave me, but not directly quote or attribute it) told me something that I found shocking.

FORBES: But Search Just Doesn't Matter to Google

Through Petrovich, Gill sent word that he would speak with me "on background, " meaning I could not identify him by name unless he was allowed to approve his quotes before publication.

CENTERFORSECURITYPOLICY: Islamist penetration of Homeland Security?