ManualResetEvent 让你的代码等你几分钟

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;

namespace ConsoleApp
{
class Program
{
public delegate void RunSomething();
static ManualResetEvent manualEvn = new ManualResetEvent(true);
static void Main(string[] args)
{
RunSomething run = new RunSomething(Do);

manualEvn.Reset();

run.BeginInvoke(r =>
{
run.EndInvoke(r);

}, null);

bool bl = manualEvn.WaitOne(10 * 1000);

}

public static void Do()
{
Thread.Sleep(15 * 1000);

manualEvn.Set();
}
}
}