单词	threshold in quiet
释义	threshold in quiet 静音临界
随便看	Voice Recording Subsystem voice recording tape machine voice-recording tape machine voice record/playback Voice Record-replay Voice record-reproducing assembly voice record-reproducing circuit voice reeording voice register voice regret for voice rehabilitation Voice Relay voice reporting fault indicator voice reporting signal assembly Voice Reporting Signal System voice request voice response voice-response Voice Response Controller voice response device voice response equipment voice response output unit voice-response prompt voice response system voice response technology