问QueryContainerDescriptor弹性搜索-获取包含描述的所有文档不等于String.Empty

EN

        public static QueryContainerDescriptor<T> FilterSummaryEmpty<T>(this QueryContainerDescriptor<T> qd)
where T : ElasticEntityDoc
        {           
            qd.Bool(b=> 
                        b.MustNot(mn =>                        
                            mn.Term(f => f.Description, string.Empty)
                        ));

            return qd;
        }