獲得中文星期名稱

/// <summary>
        /// 獲得中文星期名稱
        /// </summary>
        /// <returns></returns>
        public static string GetCnWeek()
        {
            switch (DateTime.Now.DayOfWeek)
            {
                case DayOfWeek.Monday:
                    return "星期一";
                case DayOfWeek.Tuesday:
                    return "星期二";
                case DayOfWeek.Wednesday:
                    return "星期三";
                case DayOfWeek.Thursday:
                    return "星期四";
                case DayOfWeek.Friday:
                    return "星期五";
                case DayOfWeek.Saturday:
                    return "星期六";
                case DayOfWeek.Sunday:
      &