本研究的基本内容包括四个方面：的翻译：The basic content of this study includes four aspects: 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

This study include four aspects:

The basic content of this study includes four aspects:

This research basic content including four aspects:

This study includes the four basic elements:

The basic content of this study includes four aspects: