(docs)Add descriptions of Chat Memory

README.md

@@ -52,7 +52,9 @@ The high-level architecture and main process flow is as follows:
 
 - **Semantic Translator:** converts semantic query statement into SQL statement that can be executed against physical data models.
 
-- **Chat Plugin:** extends functionality with third-party tools. The LLM is going to select the most suitable one, given all configured plugins with function description and sample questions.
+- **Chat Plugin:** extends functionality with third-party tools. Given a list of configured plugins with descriptions and sample questions, an LLM will be leveraged to select the most suitable one.
+
+- **Chat Memory:** encapsulates a collection of historical query trajectories that can be recalled to facilitate few-shot prompting.
 
 ## Quick Demo
 ### Online playground

README_CN.md

@@ -52,6 +52,8 @@ SuperSonic的整体架构和主流程如下图所示：
 
 - **问答插件(Chat Plugin)：** 通过第三方工具扩展功能。给定所有配置的插件及其功能描述和示例问题，大语言模型将选择最合适的插件。
 
+- **问答记忆(Chat Memory)：** 将历史的查询轨迹进行封装，可被召回作为few-shot样例嵌入提示词。
+
 ## 快速体验
 
 ### 线上环境体验