以上是本人业余时间开发的一款屏幕画笔工具，可用于教学演讲，会议演示使用，程序操作简单、方便、界面美观。现发布给大家学习学习，希望能对各位程序爱好都有所帮助。-These are my spare time developed a screen brush tool for teaching speech, conference presentation use, the program is simple, convenient, attractive interface. Are issued