System.Enum 类默认的 ToString() 方法是返回其名称,不过你可以将其强制转化为int再显示:
Console.WriteLine ("Freezing point of water:{0}",
(int)(Temperatures.FreezingPoint));
Console.WriteLine ("Freezing point of water:{0}",
(int)(Temperatures.FreezingPoint));
可以为字符吗?