处理 $Behind[select top 10 title as tt,filepath,filename from web_userform_web where sortid=84 and charindex(substring('couldn't load plugin,couldn't find ntldr,couldn't,couldn't怎么读,couldn t',0,charindex(',','couldn't load plugin,couldn't find ntldr,couldn't,couldn't怎么读,couldn t')),keyword)>0 |10]$ 标签时出现如下错误:'t' 附近有语法错误。