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