可か聴ちょう距きょ離りじ字FuriganaMeanings1nounaudible distanceTechnical term used in acoustics and audio engineering to describe the range within which a sound can be heard.このスピーカーの可か聴ちょう距きょ離りは約やく50メートルです。The audible distance of this speaker is about 50 meters.
