/// <summary>
        /// 转换简体中文和繁体中文字符。
        /// </summary>
        /// <param name="ch"></param>
        /// <param name="direction"></param>
        /// <returns></returns>
        public static char Convert(char ch, ChineseConversionDirection direction)
        {
            ChineseChar result;

            return(ChineseChar.TryParse(ch, out result)
                ? (direction == ChineseConversionDirection.SimplifiedToTraditional) ? result.Traditional : result.Simplified
                : ch);
        }