diff --git a/src/main/kotlin/core/SourceFile.kt b/src/main/kotlin/core/SourceFile.kt
index ccc382d..b72fe49 100644
--- a/src/main/kotlin/core/SourceFile.kt
+++ b/src/main/kotlin/core/SourceFile.kt
@@ -122,7 +122,9 @@ class SourceFile {
               funcResult.add(useCache.toString())
               useCache.clear() // 清空
             }
-            funcResult.add("${sentence.right}-use")
+            if (sentence.right in it.cParser.defineList) {
+              funcResult.add("${sentence.right}-use")
+            }
           }
 
           DEFINE_VALUE, CHANGE_VALUE -> {