电话专用桥的英文

• telephone bridge

• 电话:    telephone; phone; telephone ...
• 专用桥:    service bridge; accommodatio ...
• 可视电话专用小交换机:    video telephone private branch exchange
• 移动式无线电话专用线路:    mobile radiotelephone private line
• 专用桥:    accommodation bridge; private bridge; service bridge