Update README.md

Author: TommyLemon

README.md

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 # apijson-framework  [![](https://jitpack.io/v/APIJSON/apijson-framework.svg)](https://jitpack.io/#APIJSON/apijson-framework)
-腾讯 [APIJSON](https://github.com/Tencent/APIJSON) 服务端框架，可通过 Maven, Gradle 等远程依赖。<br />
-Tencent [APIJSON](https://github.com/Tencent/APIJSON) Server Framework for remote dependencies with Maven, Gradle, etc.
+腾讯 [APIJSON](https://github.com/Tencent/APIJSON) 服务端框架，通过数据库表配置角色权限、参数校验等，简化使用。<br />
+Tencent [APIJSON](https://github.com/Tencent/APIJSON) Server Framework for configuring access of roles and validation of arguments in database tables,  then using APIJSON easier.
 
 ### Maven
 #### 1. 在 pom.xml 中添加 JitPack 仓库