Prepared with a java interface class interface for learning the role and how to...

代码说明：

用java编写的一个接口类，用于学习接口的作用和如何编写。该接口演示了使用不同交通工具到达同一地点所需要的时间。-Prepared with a java interface class interface for learning the role and how to prepare. The interface demonstrated the use of different transport modes to reach the same place by the time required.