| PBX | [ピービーエックス, pi-bi-ekkusu] (n) Private Branch eXchange; PBX [Add to Longdo] |
| デジタルPBX | [デジタルピービーエックス, dejitarupi-bi-ekkusu] (n) { comp } digital Private Branch eXchange; DPBX [Add to Longdo] |
| 構内交換機 | [こうないこうかんき, kounaikoukanki] (n) { comp } private branch exchange; PBX [Add to Longdo] |
| 構内電話交換機 | [こうないでんわこうかんき, kounaidenwakoukanki] (n) { comp } private branch exchange; PBX [Add to Longdo] |
| 自動式構内交換機 | [じどうしきこうないこうかんき, jidoushikikounaikoukanki] (n) { comp } private automatic branch exchange; private branch exchange; PABX; PBX [Add to Longdo] |