Windows 屏幕批注工具，拥有高效批注和丰富功能， 让屏幕演示变得简单，让教学授课变得高效，适用于触摸设备和PC端。 | Windows screen annotation tool with efficient annotation and rich features, Make screen demonstrations simpler, teaching more efficient, suitable for touch devices and computers.
Windows 屏幕批注工具，拥有高效批注和丰富功能， 让屏幕演示变得简单，让教学授课变得高效，适用于触摸设备和PC端。 | Windows screen annotation tool with efficient annotation and rich features, Make screen demonstrations simpler, teaching more efficient, suitable for touch devices and computers.