The paper first elaborates the goal and significance of background and research.

论文首先阐述了选题背景与研究的目的和意义。

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The article first elaborates background, significance, idea and method of the research.

本文第一章主要阐述了问题研究背景、研究意义、研究思路与方法。

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First elaborates person's value implication, the characteristic, to create and to realize generally.

首先一般论述人的价值的涵义、特点、创造与实现。

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It would appear to be good advice and he elaborates for the benefit of beginners taking to the piste for the first time.

CNN: Danger on the slopes: Are winter sports safe?