public void Play(Snow s) { Console.WriteLine("我要准备羽绒服"); s.Go(); }
public void Play(Snow s) { Console.WriteLine("我要准备羽绒服"); s.Go(); }
public void Play(Snow s) { Console.WriteLine("我要准备羽绒服"); s.Go(); }
public void Play(Snow s) { Console.WriteLine("我要准备羽绒服"); s.Go(); }