this.Invoke(new MethodInvoker(() =>
{
//TO DO
}));
this.Invoke(new Action(()=>{ // TO DO }));
this.Invoke(new MethodInvoker(() =>
{
//TO DO
}));
this.Invoke(new Action(()=>{ // TO DO }));
原文：https://www.cnblogs.com/XuPengLB/p/8182340.html