Step-by-Step Guide:
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Launch the App: First, open the Audio Expert app on your device by navigating to "Home" or clicking on the app icon. Once the app is open, click on the "My" page. 
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Open Settings: Next, locate the settings tab within the app and tap it. On the settings page, scroll down to the "Language & Sound" section. 
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Set to English: In the Language & Sound section, locate the "Speech & Vibrations" option and tap on it. This will switch the audio translation function to English. 
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Adjust Translation Type: After setting to English, navigate back to the main screen and select the "English" option from the speech & vibrations category. 
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Configure Transcription: In the new window that opens, you can find several audio categories listed under the "Transcriptions" heading. Select "Voice", then "Default" as the transcription type. 
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Customize铃声: To set up a custom铃声 for your audio, first find the desired music in your device's file manager (e.g., Google Play Music, Apple Music, etc.). Click on the song title with the initial letter of the title in the list of available options. Tap on the song and choose one you like. Alternatively, go to the right-hand side of the screen and find the "Edit" button next to the song name. Select the relevant clip from the song and use the scissors feature to cut out the desired portion of the audio if needed. 
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Assemble into Song Format: If you want to turn the audio into a song format, follow these steps: a. Go to the 'Audio' section in the application and select "MP3" as the source format. b. Choose the desired output file format from the drop-down menu. For example, if you want to convert an MP3 file into a video format, select "MP4" or another video codec supported by your device. c. Download or copy the converted mp3 file to your computer or portable media player. 
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Convert the MP3 File: Use the following command in a terminal or command prompt: ffmpeg -i input.mp3 -c:a libmp3lame -ab 192k output.mp4 Replace input.mp3with the path to your original MP3 file and adjust the parameters according to your specific requirements.- -ispecifies the input file path.
- -c:asets the audio codec to libmp3lame, which supports various formats like MP3, WAV, OGG, etc.
- -absets the audio bitrate to 192kbps, ensuring high-quality playback without sacrificing file size.
- The -output.mp4flag indicates the output file name in the specified format (MP4 for video).
 
By following these steps, you can convert Chinese audio files into their corresponding English audio versions using the provided methods, such as the Audio Expert app, hardware features, and specialized software like Format Factory. Remember to keep track of the file paths and permissions while converting to ensure compatibility with your device's operating system. Also, be aware that different audio formats have different characteristics and may require specific decoding libraries or plugins to play properly.

