一个主要偏向于界面设计编写的圆形透明时钟，除了指针和刻度盘不透明外，其余全是透明的，按住时钟中心点可以手动时钟移动，双击可关闭-A major bias in the preparation of a circular transparent interface design clock, in addition to the pointer and dial opaque, the rest is transparent, you can manually hold down the cent