diff --git a/globals.nas b/globals.nas
index c3686f2..483a6ea 100644
--- a/globals.nas
+++ b/globals.nas
@@ -93,7 +93,9 @@ var land_check_secs = 15;
 var welcome_airport_secs = 15;
 
 var aircraft_type_unknown = "Unknown";
-var aircraft_type_small_single_engine = "Small single engine";
+#var aircraft_type_small_single_engine = "Small single engine";
+var aircraft_type_small_single_engine = "单引擎";
+
 var aircraft_type_small_multi_engine = "Small multi engine";
 var aircraft_type_executive_turboprop_jet = "Executive turboprop/jet";
 var aircraft_type_business_jet = "Business jet";