add

local_plugins/azure_speech/ios/azure_speech/Sources/tools/SimpleAudioReceiver.swift

@@ -274,7 +274,7 @@ public class SimpleAudioReceiver: NSObject {
         }
         
         audioEngine.prepare()
-        try audioEngine.start()
+        //try audioEngine.start()
         
         print("音频引擎启动成功")
     }