create function [dbo].[fGetPy](@words nvarchar(2000)) 
returns varchar(8000) 
as 
begin 
declare @word nchar(1) 
declare @pinyin varchar(8000) 
declare @i int 
declare @words_len int 
declare @unicode int 
set @i = 1 
set @words = ltrim(rtrim(@words)) 
set @words_len = len(@words) 
while (@i <= @words_len) --循环取字符 
begin 
set @word = substring(@words, @i, 1) 
set @unicode = unicode(@word) 
set @pinyin = ISNULL(@pinyin +SPACE(1),'')+ 
(case when unicode(@word) between 19968 and 19968+20901 then 
(select top 1 py from ( 
select 'a' as py,N'厑' as word 
union all select 'ai',N'靉' 
union all select 'an',N'黯' 
union all select 'ang',N'醠' 
union all select 'ao',N'驁' 
union all select 'ba',N'欛' 
union all select 'bai',N'瓸' --韛兡瓸 
union all select 'ban',N'瓣' 
union all select 'bang',N'鎊' 
union all select 'bao',N'鑤' 
union all select 'bei',N'鐾' 
union all select 'ben',N'輽' 
union all select 'beng',N'鏰' 
union all select 'bi',N'鼊' 
union all select 'bian',N'變' 
union all select 'biao',N'鰾' 
union all select 'bie',N'彆' 
union all select 'bin',N'鬢' 
union all select 'bing',N'靐' 
union all select 'bo',N'蔔' 
union all select 'bu',N'簿' 
union all select 'ca',N'囃' 
union all select 'cai',N'乲' --縩乲 
union all select 'can',N'爘' 
union all select 'cang',N'賶' 
union all select 'cao',N'鼜' 
union all select 'ce',N'簎' 
union all select 'cen',N'笒' 
union all select 'ceng',N'乽' --硛硳岾猠乽 
union all select 'cha',N'詫' 
union all select 'chai',N'囆' 
union all select 'chan',N'顫' 
union all select 'chang',N'韔' 
union all select 'chao',N'觘' 
union all select 'che',N'爡' 
union all select 'chen',N'讖' 
union all select 'cheng',N'秤' 
union all select 'chi',N'鷘' 
union all select 'chong',N'銃' 
union all select 'chou',N'殠' 
union all select 'chu',N'矗' 
union all select 'chuai',N'踹' 
union all select 'chuan',N'鶨' 
union all select 'chuang',N'愴' 
union all select 'chui',N'顀' 
union all select 'chun',N'蠢' 
union all select 'chuo',N'縒' 
union all select 'ci',N'嗭' --賜嗭 
union all select 'cong',N'謥' 
union all select 'cou',N'輳' 
union all select 'cu',N'顣' 
union all select 'cuan',N'爨' 
union all select 'cui',N'臎' 
union all select 'cun',N'籿' 
union all select 'cuo',N'錯' 
union all select 'da',N'橽' 
union all select 'dai',N'靆' 
union all select 'dan',N'饏' 
union all select 'dang',N'闣' 
union all select 'dao',N'纛' 
union all select 'de',N'的' 
union all select 'den',N'扽' 
union all select 'deng',N'鐙' 
union all select 'di',N'螮' 
union all select 'dia',N'嗲' 
union all select 'dian',N'驔' 
union all select 'diao',N'鑃' 
union all select 'die',N'嚸' --眰嚸 
union all select 'ding',N'顁' 
union all select 'diu',N'銩' 
union all select 'dong',N'霘' 
union all select 'dou',N'鬭' 
union all select 'du',N'蠹' 
union all select 'duan',N'叾' --籪叾 
union all select 'dui',N'譵' 
union all select 'dun',N'踲' 
union all select 'duo',N'鵽' 
union all select 'e',N'鱷' 
union all select 'en',N'摁' 
union all select 'eng',N'鞥' 
union all select 'er',N'樲' 
union all select 'fa',N'髮' 
union all select 'fan',N'瀪' 
union all select 'fang',N'放' 
union all select 'fei',N'靅' 
union all select 'fen',N'鱝' 
union all select 'feng',N'覅' 
union all select 'fo',N'梻' 
union all select 'fou',N'鴀' 
union all select 'fu',N'猤' --鰒猤 
union all select 'ga',N'魀' 
union all select 'gai',N'瓂' 
union all select 'gan',N'灨' 
union all select 'gang',N'戇' 
union all select 'gao',N'鋯' 
union all select 'ge',N'獦' 
union all select 'gei',N'給' 
union all select 'gen',N'搄' 
union all select 'geng',N'堩' --亙堩啹喼嗰 
union all select 'gong',N'兣' --熕贑兝兣 
union all select 'gou',N'購' 
union all select 'gu',N'顧' 
union all select 'gua',N'詿' 
union all select 'guai',N'恠' 
union all select 'guan',N'鱹' 
union all select 'guang',N'撗' 
union all select 'gui',N'鱥' 
union all select 'gun',N'謴' 
union all select 'guo',N'腂' 
union all select 'ha',N'哈' 
union all select 'hai',N'饚' 
union all select 'han',N'鶾' 
union all select 'hang',N'沆' 
union all select 'hao',N'兞' 
union all select 'he',N'靏' 
union all sele