The authors propose a new research system to draw its outline and construct its framework.

作者提出了一种新的研究体系，来勾画它的轮廓，构建它的框架。

youdao

The authors propose a new research system to draw its outline and construct its framework.

作者提出了一种新的研究体系，来勾画它的轮廓，构建它的框架。

youdao