diff --git a/continew-admin-business/src/main/java/top/continew/admin/business/model/entity/Effect.java b/continew-admin-business/src/main/java/top/continew/admin/business/model/entity/Effect.java
index 1063a5b..caefb0a 100644
--- a/continew-admin-business/src/main/java/top/continew/admin/business/model/entity/Effect.java
+++ b/continew-admin-business/src/main/java/top/continew/admin/business/model/entity/Effect.java
@@ -82,9 +82,14 @@ public class Effect extends BaseDO {
     private String subtitleStyle;
 
     /**
-     * 字幕中心位置（{x, y}）
+     * 字幕中心位置X坐标
      */
-    private String subtitlePosition;
+    private String subtitlePositionX;
+
+    /**
+     * 字幕中心位置Y坐标
+     */
+    private String subtitlePositionY;
 
     /**
      * 特效开始偏移时间（秒）
@@ -92,9 +97,14 @@ public class Effect extends BaseDO {
     private Double offset;
 
     /**
-     * 特效播放时间段（{"start": x, "end": y}）
+     * 特效播放开始时间
      */
-    private String duration;
+    private String durationStart;
+
+    /**
+     * 特效播放结束时间
+     */
+    private String durationEnd;
 
     /**
      * 渲染层级（Z轴顺序）
diff --git a/continew-admin-business/src/main/java/top/continew/admin/business/model/req/EffectReq.java b/continew-admin-business/src/main/java/top/continew/admin/business/model/req/EffectReq.java
index 706ffc3..e4f895f 100644
--- a/continew-admin-business/src/main/java/top/continew/admin/business/model/req/EffectReq.java
+++ b/continew-admin-business/src/main/java/top/continew/admin/business/model/req/EffectReq.java
@@ -75,9 +75,14 @@ public class EffectReq extends BaseReq {
     private String subtitleStyle;
 
     /**
-     * 字幕中心位置（{x, y}）
+     * 字幕中心位置X坐标
      */
-    private String subtitlePosition;
+    private String subtitlePositionX;
+
+    /**
+     * 字幕中心位置Y坐标
+     */
+    private String subtitlePositionY;
 
     /**
      * 特效开始偏移时间（秒）
@@ -85,9 +90,14 @@ public class EffectReq extends BaseReq {
     private Double offset;
 
     /**
-     * 特效播放时间段（{"start": x, "end": y}）
+     * 特效播放开始时间
      */
-    private String duration;
+    private String durationStart;
+
+    /**
+     * 特效播放结束时间
+     */
+    private String durationEnd;
 
     /**
      * 渲染层级（Z轴顺序）
diff --git a/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectDetailResp.java b/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectDetailResp.java
index 0d71c66..3c2df3e 100644
--- a/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectDetailResp.java
+++ b/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectDetailResp.java
@@ -80,9 +80,14 @@ public class EffectDetailResp extends BaseResp {
     private String subtitleStyle;
 
     /**
-     * 字幕中心位置（{x, y}）
+     * 字幕中心位置X坐标
      */
-    private String subtitlePosition;
+    private String subtitlePositionX;
+
+    /**
+     * 字幕中心位置Y坐标
+     */
+    private String subtitlePositionY;
 
     /**
      * 特效开始偏移时间（秒）
@@ -90,9 +95,14 @@ public class EffectDetailResp extends BaseResp {
     private Double offset;
 
     /**
-     * 特效播放时间段（{"start": x, "end": y}）
+     * 特效播放开始时间
      */
-    private String duration;
+    private String durationStart;
+
+    /**
+     * 特效播放结束时间
+     */
+    private String durationEnd;
 
     /**
      * 渲染层级（Z轴顺序）
diff --git a/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectResp.java b/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectResp.java
index 93ea881..027e70c 100644
--- a/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectResp.java
+++ b/continew-admin-business/src/main/java/top/continew/admin/business/model/resp/EffectResp.java
@@ -80,9 +80,14 @@ public class EffectResp extends BaseResp {
     private String subtitleStyle;
 
     /**
-     * 字幕中心位置（{x, y}）
+     * 字幕中心位置X坐标
      */
-    private String subtitlePosition;
+    private String subtitlePositionX;
+
+    /**
+     * 字幕中心位置Y坐标
+     */
+    private String subtitlePositionY;
 
     /**
      * 特效开始偏移时间（秒）
@@ -90,9 +95,14 @@ public class EffectResp extends BaseResp {
     private Double offset;
 
     /**
-     * 特效播放时间段（{"start": x, "end": y}）
+     * 特效播放开始时间
      */
-    private String duration;
+    private String durationStart;
+
+    /**
+     * 特效播放结束时间
+     */
+    private String durationEnd;
 
     /**
      * 渲染层级（Z轴顺序）