2.1. The structure and representation of BRB expert system的翻译：2.1. The structure and representation of BRB expert system 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

2.1。 BRB专家系统的结构和代表性

2.1. The structure and representation of BRB expert system

2.1 The BRB structure and representation of expert system

2.1. The structure and representation of BRB expert system