The performance of 2.4kbps speech codec is poorer than 4.8kbps and better than 1.2kbps. So in the future, the emphasis of low rate speech codec research is the 2.4kbps speech codec.是什么意思_The performance of 2.4kbps speech codec is poorer than 4.8kbps and better than 1.2kbps. So in the future, the emphasis of low rate speech codec research is the 2.4kbps speech codec.在线翻译_英语_读音_用法_例句