从已有内容中提炼出最贴合研究假设的英文表述，并用科学的学术语气改写，适合论文写作中优化研究假设、提升表述严谨性的场景。

中文版提示词

请从上述内容中用英语精炼出最适合我研究假设的内容，并以科学的学术语气改进文本。我的假设是：
H1a: Cultural Attraction (CA) has a significant positive effect on Tourist Satisfaction (SAT).

英文版提示词

Please distill from the above content the material that best fits my research hypothesis, and improve the text in a scientific and academic tone. My hypothesis is:
H1a: Cultural Attraction (CA) has a significant positive effect on Tourist Satisfaction (SAT).

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