说明：  将语音识别成文字，并形成文档输出，输入格式为MP3，输出为txt文本，也有log即时显示中文。 apiKey secretKey 这两个值自己去百度AI 上申请。
(The speech is recognized as text, and the document is output. The input format is MP3, the output is TXT text, and log also displays Chinese in real time. ApiKey secretKey these two values apply for Baidu AI.)