if(isnull(评分.select(TOTALPOINTS,PFSZXH=4)),"Braden:","Braden:+' '"+评分.select(TOTALPOINTS,PFSZXH=4)+' ')
你在:后面加空格
if(isnull(评分.select(TOTALPOINTS,PFSZXH=4)),"Braden:","Braden: "+评分.select(TOTALPOINTS,PFSZXH=4)+' ')