Ta的回复 ：  -------追加--------- -(void)configureOnlineTTS{          [[BDSSpeechSynthesizer sharedInstance] setApiKey:API_KEY_TTS withSecretKey:SECRET_KEY_TTS];         [[AVAudioSession sharedInstance]setCategory:AVAudioSessionCategoryPlayback error:nil];     [[BDSSpeechSynthesizer sharedInstance] setSynthParam:@(BDS_SYNTHESIZER_SPEAKER_MALE_3) forKey:BDS_SYNTHESIZER_PARAM_SPEAKER];     //    [[BDSSpeechSynthesizer sharedInstance] setSynthParam:@(10) forKey:BDS_SYNTHESIZER_PARAM_ONLINE_REQUEST_TIMEOUT];      }