diff --git a/ios/Classes/BarcodeScannerViewController.m b/ios/Classes/BarcodeScannerViewController.m
index da44ca0..4927030 100644
--- a/ios/Classes/BarcodeScannerViewController.m
+++ b/ios/Classes/BarcodeScannerViewController.m
@@ -91,11 +91,11 @@
         return;
     }
     if (self.isFlashOn) {
-        self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"Flash Off"
+        self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"关闭闪光灯"
                                                                                   style:UIBarButtonItemStylePlain
                                                                                  target:self action:@selector(toggle)];
     } else {
-        self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"Flash On"
+        self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"开启闪光灯"
                                                                                   style:UIBarButtonItemStylePlain
                                                                                  target:self action:@selector(toggle)];
     }