Sent_en: 2zh While some religious groups have hailed studies which found positive results , skeptics have challenged the very notion of scientifically examining prayer , and have described past studies as flawed or even fraudulent.
Sent_yy: 尽管一些宗教团体对发现积极结果的研究表示欢迎，但怀疑论者对科学检验祈祷的概念本身提出了质疑，称过去的研究存在缺陷，甚至存在欺诈。