diff --git a/src/main/java/com/example/demo/controller/cash/CashRefundController.java b/src/main/java/com/example/demo/controller/cash/CashRefundController.java
index ec62d0b..f46367b 100644
--- a/src/main/java/com/example/demo/controller/cash/CashRefundController.java
+++ b/src/main/java/com/example/demo/controller/cash/CashRefundController.java
@@ -548,6 +548,10 @@ public class CashRefundController {
                     String refundModelDesc = convertRefundModelToString(dto.getRefundModel());
                     dto.setRefundModelDesc(languageTranslationUtil.translate(refundModelDesc, lang));
                 }
+                // 翻译商品单位
+                if (dto.getNumUnit() != null) {
+                    dto.setNumUnit(languageTranslationUtil.translate(dto.getNumUnit(), lang));
+                }
             }
         }
     }
@@ -640,6 +644,13 @@ public class CashRefundController {
                         cashRecordDTO.getPaymentCurrency(), languageCode);
                 cashRecordDTO.setPaymentCurrency(chineseCurrency);
             }
+
+            // 转换商品单位
+            if (cashRecordDTO.getNumUnit() != null && !cashRecordDTO.getNumUnit().isEmpty()) {
+                String chineseNumUnit = translationService.findChineseSimplifiedByTranslation(
+                        cashRecordDTO.getNumUnit(), languageCode);
+                cashRecordDTO.setNumUnit(chineseNumUnit);
+            }
         }
     }