{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/2\/2a\/Record-Audio-on-a-PC-Step-1.jpg\/v4-460px-Record-Audio-on-a-PC-Step-1.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/2\/2a\/Record-Audio-on-a-PC-Step-1.jpg\/v4-728px-Record-Audio-on-a-PC-Step-1.jpg","smallWidth":460,"smallHeight":348,"bigWidth":728,"bigHeight":550,"licensing":"<div class=\"mw-parser-output\"><\/div>"}
确认电脑上安装了麦克风。 有些电脑制造商会提供内置的麦克风,有些制造商需要你连接一个外置的麦克风设备。 [1]