右下角的喇叭图形--点右键--录音设备--麦克风----属性---侦听前面打勾
酷我K歌不能很好地被WIn7兼容
参见>http://cache.baidu.com/c?m=9f65cb4a8c8507ed4fece76310508c31490797634b87834e29938448e435061e5a32f4ba537b5813d2b3786305a54e59e1f53d65377534f2c688de4598e0ce3f2ef82223716c913066c469a8dc3753d650914de8df0e96c9e74298b9a4d2c82552dd52756df0849c2d0303bb18e76231f4a7e911022f1aad9a3a&p=8a60c54ad7c91cfc57ea8a38137a&user=baidu&fm=sc&query=win7%CF%B5%CD%B3%CA%B9%D3%C3%BF%E1%CE%D2K%B8%E8&qid=f4252cd80f1983f8&p1=2