代碼如下: public string GetRandomColor() { Random RandomNum_First = new Random((int)DateTime.Now.Ticks); // 對(duì)于C#的隨機(jī)數(shù),沒什么好說(shuō)的 System.Threading.Thread.Sleep(RandomNum_First.Next(50)); Random RandomNum_Sencond = new Random((int)DateTime.Now.Ticks);