using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace ReflectTest{    class Program    {        static void Main(string[] args)        {            System.Reflection.Assembly assembly = System.Reflection.Assembly.LoadFile(@"D:\\liujisong\\Documents\\Visual Studio 2012\\Projects\\TestDesignPattern\\TransportStyle\\bin\\Debug\\TransportStyle.dll");            //Type[] t = a.GetTypes();            //foreach (Type objType in t)            //{            //    string s = objType.ToString();            //    object objClass = a.CreateInstance(s);            //    System.Reflection.MethodInfo method = objType.GetMethod("reuturn");            //    Console.WriteLine(method.Invoke(objClass, null));            //}            object obj;            //想要调用的程序集中的类中的方法            System.Reflection.MethodInfo method = assembly.GetType("TransportStyle.Car").GetMethod("reuturn");            //类的实例            obj = assembly.CreateInstance("TransportStyle.Car");            //取得方法返回值            string s = (string)method.Invoke(obj, null);            Console.WriteLine(s);            Console.ReadKey();        }    }}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace TransportStyle{    public class Translation    {        public Translation()        {         }        public virtual string reuturn()        {            return "this is 交通工具";        }    }    public class Car : Translation    {        public override string reuturn()        {            return "this is 汽车";        }    }    public class Ship : Translation    {        public override string reuturn()        {            return "this is 轮船";        }    }    public class Plan : Translation    {        public override string reuturn()        {            return "this is 飞机";        }    }}

这只是基础的，有时间再继续往深处钻钻！