ios电子书语音阅读
https://www.jianshu.com/p/8f460979d4d7
AVSpeechSynthesizer详解
https://blog.csdn.net/m372897500/article/details/30069967
语音合成(iOS系统内建和科大讯飞语音合成)
https://www.ctolib.com/topics-84010.html
科大讯飞在线语音合成-优化
https://www.jianshu.com/p/f6d5a55d658c
iOS12.1语音播报问题
https://www.jianshu.com/p/fd7dc94703c6
iOS小说阅读神器Novel
https://www.jianshu.com/p/51650a8f6684