AI 编程工具xxxxxxxxxx <html> <head><meta charset="utf-8"><title>菜鸟教程(runoob.com)</title></head><body> <audio id="myAudio" controls> <source src="horse.ogg" type="audio/ogg"> <source src="horse.mp3" type="audio/mpeg"> 您的浏览器不支持 audio 元素。</audio><br><button onclick="getPlaySpeed()" type="button">音频播放速度?</button><button onclick="setPlaySpeed()" type="button">设置音频慢速播放</button><script>var x = document.getElementById("myAudio");function getPlaySpeed(){ alert(x.playbackRate);} function setPlaySpeed(){ x.playbackRate = 0.5;} </script> </body> </html>