该源码是一款不错的秒钟计时器小应用源码，源码很简单，而且又很容易上手，非常适合一些新手的使用与学习，并且界面也很不错的，大家可以下载研究一下看看。-The source code is a good second timer applet source code, source code is very simple, and very easy to get started, very suitable for the use and study of some new, and the in