diff --git a/plugins/mipu-api/skills/mipu-api/docs/08-04_flight-policy.md b/plugins/mipu-api/skills/mipu-api/docs/08-04_flight-policy.md
index 1b354ae..5c8d1e8 100644
--- a/plugins/mipu-api/skills/mipu-api/docs/08-04_flight-policy.md
+++ b/plugins/mipu-api/skills/mipu-api/docs/08-04_flight-policy.md
@@ -25,19 +25,20 @@
 | categoryCode | String | "StandardCheckedBaggage" | 辅营类型代码：`StandardCheckedBaggage` = 托运行李，`CabinBaggageUnderSeat` = 客舱行李（座椅下），`CabinBaggageOverheadLocker` = 客舱行李（行李架） |
 | segmentIndex | Integer | 1 | 航段序号，从 1 开始 |
 | paxType | String | "ADT" | 乘客类型：`ADT` = 成人，`CHD` = 儿童，`INF` = 婴儿 |
-| piece | Integer | 1 | 行李件数（PC） |
-| weight | Integer | 20 | 行李重量（KG） |
-| size | String |  | 行李尺寸 |
+| maxPiece | Integer | 1 | 最多行李件数，表示最多允许 N 件行李 |
+| totalWeight | Integer | 20 | 最多行李总重量（KG），表示最多允许 xxKG |
 
 **示例：**
 
 ```json
 {
   "freeAncillaryList": [
-    { "categoryCode": "CabinBaggageOverheadLocker", "segmentIndex": 1, "paxType": "ADT", "piece": 1, "weight": 7 },
-    { "categoryCode": "StandardCheckedBaggage", "segmentIndex": 1, "paxType": "ADT", "piece": 1, "weight": 20 },
-    { "categoryCode": "CabinBaggageOverheadLocker", "segmentIndex": 2, "paxType": "ADT", "piece": 1, "weight": 7 },
-    { "categoryCode": "StandardCheckedBaggage", "segmentIndex": 2, "paxType": "ADT", "piece": 1, "weight": 20 }
+    { "categoryCode": "CabinBaggageOverheadLocker", "segmentIndex": 1, "paxType": "ADT", "maxPiece": 1, "totalWeight": 7 },
+    { "categoryCode": "StandardCheckedBaggage", "segmentIndex": 1, "paxType": "ADT", "maxPiece": 1, "totalWeight": 20 },
+    { "categoryCode": "CabinBaggageOverheadLocker", "segmentIndex": 2, "paxType": "ADT", "maxPiece": 1, "totalWeight": 7 },
+    { "categoryCode": "StandardCheckedBaggage", "segmentIndex": 2, "paxType": "ADT", "maxPiece": 1, "totalWeight": 20 }
   ]
 }
-```
\ No newline at end of file
+```
+
+> **解读**：以上示例表示去程（segmentIndex=1）和回程（segmentIndex=2）每位成人乘客享有：客舱行李最多 1 件、最多 7KG，托运行李最多 1 件、最多 20KG。
\ No newline at end of file