trunk call meaning in Chinese

〔英国〕长途电话(呼叫) (＝〔美国〕 long distance call)。

Please send me the trunk call ( long distance call ) bill
请把长途电话费的账单寄给我。
The lines were jammed up with trunk calls
电话线路全给长途通话占了。
Operator , can i have a trunk call to bedford645931 , extension214 , please
话务员，我想打个长途到bedford645931号214分机。
Automatic trunk call
自动中继呼叫
Ngn can provide abundance next generation network businesses . the software designing and implementation of softswitch trunk call server cst is the research content of this subject . the cst can provide the class 4 switch function for various access networks
本课题的研究内容就是软交换中继呼叫服务器cst的软件设计和实现,使其能够把多种不同的网络汇接入ip骨干网络,重点实现传统的pstn电话网的改造。