这是一个城市公交线路查询系统的总体设计，没有代码，只是提供了一些思路，大家有兴趣的可以-This is a city bus line inquiry system, the overall design, code, just some ideas, we are interested can look at

这是一款公交查询代码，可以学习啊，很好的-This is a public transport query code, you can learn ah, very good