名词
中文翻译：万能交换机
同义词：
['Universal Telephone Switchboard', 'Universal Telegraph and Telephone Switchboard例句：1. The universal switchboard is a device that connects alltelephone lines in a building.（万能交换机是一种连接建筑物内所有电话线路的设备。）']
例句：
-
1. The universal switchboard is a device that connects alltelephone lines in a building.
万能交换机是一种连接建筑物内所有电话线路的设备。
-
2. The universalswitchboard was designed to handle the increaseddemand for communication services.
万能交换机被设计来应对通信服务需求的增加。
-
3. The universal switchboard was replaced by the digital switchboardin the new building.
在新建筑中，万能交换机被数字交换机所取代。