diff --git a/VOL.Entity/DomainModels/Ai/Ai_ClassRoomRecord.cs b/VOL.Entity/DomainModels/Ai/Ai_ClassRoomRecord.cs
index 2276812..3d629f2 100644
--- a/VOL.Entity/DomainModels/Ai/Ai_ClassRoomRecord.cs
+++ b/VOL.Entity/DomainModels/Ai/Ai_ClassRoomRecord.cs
@@ -45,14 +45,6 @@ namespace VOL.Entity.DomainModels
         [Column(TypeName = "nvarchar(200)")]
         public string Name { get; set; }
 
-        /// <summary>
-        /// 阶段Id
-        /// </summary>
-        [Display(Name = "阶段Id")]
-        [Comment("阶段Id")]
-        [Column(TypeName = "int")]
-        public int ClassroomStageId { get; set; }
-
         /// <summary>
         /// 年级编号
         /// </summary>