一般在创建一对多或者多对多关系的时候都会有一个延迟加载的属性，如：public virtual ICollection<Entity_Computer> Computers { get; set; }而如果直接使用这个属性var department = new Entity_Department() { DepartmentName = "test" };department.Computers.Add(new Entity_Computer() { TID = 3, AddTime = DateTime.Now, Status = 1 });EF或报错“未将 Read More
