PBX ぴい・びい・えっくす pii·bii·ekkusu 1. Private Branch eXchange; PBX Noun #222533 Open Menu Add to collection... Open
PBX ぴいびいえっくすだったら piibii ekkusu dattara 1. If PBX; When PBX Noun #279421 Open Menu Add to collection... Open
デジタルPBX ぴいびいえっくすだったら dejitarupiibii ekkusu dattara 1. If it were a digital PBX; If it's a digital PBX Noun Open Menu Add to collection... Open
デジタルPBX ぴいびいえっくすだった dejitarupiibii ekkusu datta 1. Was a digital PBX. Noun Open Menu Add to collection... Open