Scientific research is guided by theories, working hypotheses, operational frameworks, and the like.

科学研究需要理论指导，提出假说，操作框架等诸如此类的步骤。

youdao

Any way of hearing and saying is based upon the theoretical frame of working hypotheses made by different schools about symptoms.

任何一种听、说方式都建立在不同学派对症状不同工作假设的理论背景之下。

youdao

Any way of hearing and saying is based upon the theoretical frame of working hypotheses made by different schools about symptoms.

任何一种听、说方式都建立在不同学派对症状不同工作假设的理论背景之下。

youdao