Their objectives and methods require further elucidation.

他们的目标和方法都需要进一步阐明。

《牛津词典》

This thesis is divided into five parts:The first part is about research significance, objectives and methods of college crisis PR;

本文共分为五个部分：第一部分，提出了高校危机公关的研究意义、研究目标以及研究方法；

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The first part is the Introduction including the background of the topic , meaning, research results related, objectives and methods.

第一部分导论，主要阐述本文的选题背景、意义、国内外相关研究成果和研究目标、方法。

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But they say that too often they are used without a strong understanding of their power to transform education, and many schools still use technology to support 20th Century teaching methods and learning objectives.

BBC: Costly hi-tech kit lies unused in schools, says study