diff --git a/luoo_comment/src/main/java/com/luoo/comment/pojo/CommentHis.java b/luoo_comment/src/main/java/com/luoo/comment/pojo/CommentHis.java
index 20ca750..a416875 100644
--- a/luoo_comment/src/main/java/com/luoo/comment/pojo/CommentHis.java
+++ b/luoo_comment/src/main/java/com/luoo/comment/pojo/CommentHis.java
@@ -17,6 +17,7 @@ public class CommentHis {
 
     private String userId; // 被评论人userid;
 
+    private String parentCommentId; // 父评论ID（被评论的ID）
 
     private String content; // 被评论的内容；
 
diff --git a/luoo_comment/src/main/java/com/luoo/comment/service/CommentService.java b/luoo_comment/src/main/java/com/luoo/comment/service/CommentService.java
index 20ceca7..28f2eff 100644
--- a/luoo_comment/src/main/java/com/luoo/comment/service/CommentService.java
+++ b/luoo_comment/src/main/java/com/luoo/comment/service/CommentService.java
@@ -7,6 +7,7 @@ import com.luoo.comment.dao.CommentHisDao;
 import com.luoo.comment.pojo.Comment;
 import com.luoo.comment.pojo.CommentHis;
 import com.luoo.comment.pojo.JournalRespDTO;
+import com.luoo.comment.pojo.PublicationLike;
 import constants.Constants;
 import dto.UserLoginDto;
 import dto.UserMessageDto;
@@ -96,6 +97,7 @@ public class CommentService {
             commentHis.setNickName(userLoginDto.getNickName());
             commentHis.setCommentContent(comment.getContent());
             commentHis.setContent(parentComment.getContent());
+            commentHis.setParentCommentId(parentComment.get_id());
             commentHis.setCommenterAvatar(Constants.RESOURCE_PREFIX+userLoginDto.getAvatar());
             commentHis.setJournalId(parentComment.getJournalId());
             commentHis.setJournalImage(parentComment.getJournalImage());
@@ -151,8 +153,32 @@ public class CommentService {
             cacheChannel.clear(Constants.J2CACHE_REGION_JOURNAL_COMMENT_PAGE_HOT+"_"+comment.getRootJournalId());
             cacheChannel.clear(Constants.J2CACHE_REGION_JOURNAL_COMMENT_PAGE_NEW+"_"+comment.getRootJournalId());
         }
-        commentDao.deleteById(id);
-
+        comment.setContent("原评论已删除");
+        // 同步publicationLike和CommentHis
+
+        // 同步更新publicationLike中的评论信息
+        Query query1 = new Query();
+        query1.addCriteria(Criteria.where("likedItemId").is(id));
+        Update update1 = new Update();
+        update1.set("commentContent","原评论已删除");
+        mongoTemplate.updateMulti(query1,update1, PublicationLike.class);
+
+
+
+        // 同步更新CommentHis中的评论信息
+        Query query2 = new Query();
+        query2.addCriteria(Criteria.where("parentCommentId").is(id));
+        Update update2 = new Update();
+        update2.set("content","原评论已删除");
+        mongoTemplate.updateMulti(query2,update2,CommentHis.class);
+
+        Query query3 = new Query();
+        query3.addCriteria(Criteria.where("commentId").is(id));
+        Update update3 = new Update();
+        update3.set("commentContent","原评论已删除");
+        mongoTemplate.updateMulti(query3,update3,CommentHis.class);
+//        commentDao.deleteById(id);
+        commentDao.save(comment);
     }
 
     public Page<Comment> findByParentId(String parentId, int page, int size) {
diff --git a/luoo_user/src/main/java/com/luoo/user/pojo/CommentHis.java b/luoo_user/src/main/java/com/luoo/user/pojo/CommentHis.java
index 68e026e..4990a4c 100644
--- a/luoo_user/src/main/java/com/luoo/user/pojo/CommentHis.java
+++ b/luoo_user/src/main/java/com/luoo/user/pojo/CommentHis.java
@@ -18,6 +18,8 @@ public class CommentHis {
     private String userId; // 被评论人userid;
 
 
+    private String parentCommentId; // 父评论ID（被评论的ID）
+
     private String content; // 被评论的内容；
 
     private String commenterId; // 评论人userId