diff --git a/JianshenkechengLiuyanEntity.java b/JianshenkechengLiuyanEntity.java
index 1430700..ce6a62c 100644
--- a/JianshenkechengLiuyanEntity.java
+++ b/JianshenkechengLiuyanEntity.java
@@ -1,243 +1,134 @@
-package com.entity;
-
-import com.annotation.ColumnInfo;
-import javax.validation.constraints.*;
-import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import java.lang.reflect.InvocationTargetException;
-import java.io.Serializable;
-import java.util.*;
-import org.apache.tools.ant.util.DateUtils;
-import org.springframework.format.annotation.DateTimeFormat;
-import com.fasterxml.jackson.annotation.JsonFormat;
-import org.apache.commons.beanutils.BeanUtils;
-import com.baomidou.mybatisplus.annotations.TableField;
-import com.baomidou.mybatisplus.annotations.TableId;
-import com.baomidou.mybatisplus.annotations.TableName;
-import com.baomidou.mybatisplus.enums.IdType;
-import com.baomidou.mybatisplus.enums.FieldFill;
-import com.utils.DateUtil;
-
-
-/**
- * 课程留言
- *
- * @author 
- * @email
- */
-@TableName("jianshenkecheng_liuyan")
-public class JianshenkechengLiuyanEntity<T> implements Serializable {
-    private static final long serialVersionUID = 1L;
-
-
-	public JianshenkechengLiuyanEntity() {
-
-	}
-
-	public JianshenkechengLiuyanEntity(T t) {
-		try {
-			BeanUtils.copyProperties(this, t);
-		} catch (IllegalAccessException | InvocationTargetException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		}
-	}
-
-
-    /**
-     * 主键
-     */
-    @TableId(type = IdType.AUTO)
-    @ColumnInfo(comment="主键",type="int(11)")
-    @TableField(value = "id")
-
-    private Integer id;
-
-
-    /**
-     * 健身课程
-     */
-    @ColumnInfo(comment="健身课程",type="int(11)")
-    @TableField(value = "jianshenkecheng_id")
-
-    private Integer jianshenkechengId;
-
-
-    /**
-     * 用户
-     */
-    @ColumnInfo(comment="用户",type="int(11)")
-    @TableField(value = "yonghu_id")
-
-    private Integer yonghuId;
-
-
-    /**
-     * 留言内容
-     */
-    @ColumnInfo(comment="留言内容",type="longtext")
-    @TableField(value = "jianshenkecheng_liuyan_text")
-
-    private String jianshenkechengLiuyanText;
-
-
-    /**
-     * 留言时间
-     */
-    @JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")
-	@DateTimeFormat
-    @ColumnInfo(comment="留言时间",type="timestamp")
-    @TableField(value = "insert_time",fill = FieldFill.INSERT)
-
-    private Date insertTime;
-
-
-    /**
-     * 回复内容
-     */
-    @ColumnInfo(comment="回复内容",type="longtext")
-    @TableField(value = "reply_text")
-
-    private String replyText;
-
-
-    /**
-     * 回复时间
-     */
-    @JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")
-	@DateTimeFormat
-    @ColumnInfo(comment="回复时间",type="timestamp")
-    @TableField(value = "update_time",fill = FieldFill.UPDATE)
-
-    private Date updateTime;
-
-
-    /**
-     * 创建时间  listShow
-     */
-    @JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")
-	@DateTimeFormat
-    @ColumnInfo(comment="创建时间",type="timestamp")
-    @TableField(value = "create_time",fill = FieldFill.INSERT)
-
-    private Date createTime;
-
-
-    /**
-	 * 获取：主键
-	 */
-    public Integer getId() {
-        return id;
-    }
-    /**
-	 * 设置：主键
-	 */
-
-    public void setId(Integer id) {
-        this.id = id;
-    }
-    /**
-	 * 获取：健身课程
-	 */
-    public Integer getJianshenkechengId() {
-        return jianshenkechengId;
-    }
-    /**
-	 * 设置：健身课程
-	 */
-
-    public void setJianshenkechengId(Integer jianshenkechengId) {
-        this.jianshenkechengId = jianshenkechengId;
-    }
-    /**
-	 * 获取：用户
-	 */
-    public Integer getYonghuId() {
-        return yonghuId;
-    }
-    /**
-	 * 设置：用户
-	 */
-
-    public void setYonghuId(Integer yonghuId) {
-        this.yonghuId = yonghuId;
-    }
-    /**
-	 * 获取：留言内容
-	 */
-    public String getJianshenkechengLiuyanText() {
-        return jianshenkechengLiuyanText;
-    }
-    /**
-	 * 设置：留言内容
-	 */
-
-    public void setJianshenkechengLiuyanText(String jianshenkechengLiuyanText) {
-        this.jianshenkechengLiuyanText = jianshenkechengLiuyanText;
-    }
-    /**
-	 * 获取：留言时间
-	 */
-    public Date getInsertTime() {
-        return insertTime;
-    }
-    /**
-	 * 设置：留言时间
-	 */
-
-    public void setInsertTime(Date insertTime) {
-        this.insertTime = insertTime;
-    }
-    /**
-	 * 获取：回复内容
-	 */
-    public String getReplyText() {
-        return replyText;
-    }
-    /**
-	 * 设置：回复内容
-	 */
-
-    public void setReplyText(String replyText) {
-        this.replyText = replyText;
-    }
-    /**
-	 * 获取：回复时间
-	 */
-    public Date getUpdateTime() {
-        return updateTime;
-    }
-    /**
-	 * 设置：回复时间
-	 */
-
-    public void setUpdateTime(Date updateTime) {
-        this.updateTime = updateTime;
-    }
-    /**
-	 * 获取：创建时间  listShow
-	 */
-    public Date getCreateTime() {
-        return createTime;
-    }
-    /**
-	 * 设置：创建时间  listShow
-	 */
-
-    public void setCreateTime(Date createTime) {
-        this.createTime = createTime;
-    }
-
-    @Override
-    public String toString() {
-        return "JianshenkechengLiuyan{" +
-            ", id=" + id +
-            ", jianshenkechengId=" + jianshenkechengId +
-            ", yonghuId=" + yonghuId +
-            ", jianshenkechengLiuyanText=" + jianshenkechengLiuyanText +
-            ", insertTime=" + DateUtil.convertString(insertTime,"yyyy-MM-dd") +
-            ", replyText=" + replyText +
-            ", updateTime=" + DateUtil.convertString(updateTime,"yyyy-MM-dd") +
-            ", createTime=" + DateUtil.convertString(createTime,"yyyy-MM-dd") +
-        "}";
-    }
-}
+package com.entity.vo;
+
+import com.entity.JianshenkechengLiuyanEntity;
+import com.baomidou.mybatisplus.annotations.TableField;
+import com.baomidou.mybatisplus.annotations.TableName;
+import com.fasterxml.jackson.annotation.JsonFormat;
+import java.util.Date;
+import org.springframework.format.annotation.DateTimeFormat;
+
+import java.io.Serializable;
+
+// 健身课程留言手机端接口返回VO，去除不必要字段
+@TableName("jianshenkecheng_liuyan")
+public class JianshenkechengLiuyanVO implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    // 主键ID
+    @TableField(value = "id")
+    private Integer id;
+
+    // 关联的健身课程ID
+    @TableField(value = "jianshenkecheng_id")
+    private Integer jianshenkechengId;
+
+    // 留言用户ID
+    @TableField(value = "yonghu_id")
+    private Integer yonghuId;
+
+    // 留言内容文本
+    @TableField(value = "jianshenkecheng_liuyan_text")
+    private String jianshenkechengLiuyanText;
+
+    // 留言时间（带时区格式化）
+    @JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")
+    @DateTimeFormat
+    @TableField(value = "insert_time")
+    private Date insertTime;
+
+    // 管理员回复内容
+    @TableField(value = "reply_text")
+    private String replyText;
+
+    // 回复时间（带时区格式化）
+    @JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")
+    @DateTimeFormat
+    @TableField(value = "update_time")
+    private Date updateTime;
+
+    // 记录创建时间（用于特定展示场景）
+    @JsonFormat(locale="zh", timezone="GMT+8", pattern="yyyy-MM-dd HH:mm:ss")
+    @DateTimeFormat
+    @TableField(value = "create_time")
+    private Date createTime;
+
+    // 获取：主键ID
+    public Integer getId() {
+        return id;
+    }
+
+    // 设置：主键ID
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    // 获取：关联课程ID
+    public Integer getJianshenkechengId() {
+        return jianshenkechengId;
+    }
+
+    // 设置：关联课程ID
+    public void setJianshenkechengId(Integer jianshenkechengId) {
+        this.jianshenkechengId = jianshenkechengId;
+    }
+
+    // 获取：留言用户ID
+    public Integer getYonghuId() {
+        return yonghuId;
+    }
+
+    // 设置：留言用户ID
+    public void setYonghuId(Integer yonghuId) {
+        this.yonghuId = yonghuId;
+    }
+
+    // 获取：留言内容
+    public String getJianshenkechengLiuyanText() {
+        return jianshenkechengLiuyanText;
+    }
+
+    // 设置：留言内容
+    public void setJianshenkechengLiuyanText(String jianshenkechengLiuyanText) {
+        this.jianshenkechengLiuyanText = jianshenkechengLiuyanText;
+    }
+
+    // 获取：留言时间
+    public Date getInsertTime() {
+        return insertTime;
+    }
+
+    // 设置：留言时间
+    public void setInsertTime(Date insertTime) {
+        this.insertTime = insertTime;
+    }
+
+    // 获取：回复内容
+    public String getReplyText() {
+        return replyText;
+    }
+
+    // 设置：回复内容
+    public void setReplyText(String replyText) {
+        this.replyText = replyText;
+    }
+
+    // 获取：回复时间
+    public Date getUpdateTime() {
+        return updateTime;
+    }
+
+    // 设置：回复时间
+    public void setUpdateTime(Date updateTime) {
+        this.updateTime = updateTime;
+    }
+
+    // 获取：创建时间（展示用）
+    public Date getCreateTime() {
+        return createTime;
+    }
+
+    // 设置：创建时间（展示用）
+    public void setCreateTime(Date createTime) {
+        this.createTime = createTime;
+    }
+}
\ No newline at end of file