Design . This qualitative study has a cross - sectional and descriptive - explorative design.

尽管如此, 目前有关他们体验的相关研究却非常有限.

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The explorative study its semantic features and the changes of its derogative and appreciative meanings.

对体态成语的语义特征和语义褒贬变化做了探索性的研究.

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Boys and girls, what are you think to explorative natural to a beautiful schoolyard?

(同学们, 通过对校园的考察,你们想到了什么? )

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