private telephone network
英 [ˈpraɪvət ˈtelɪfəʊn ˈnetwɜːk]
美 [ˈpraɪvət ˈtelɪfoʊn ˈnetwɜːrk]
专用电话网
双语例句
- Many enterprises and government organizations have set up private IP telephone network and the shrunk long-distance telephone costs fruited with considerable economic benefits.
越来越多的政府部门和企业组建了自己的IP电话网，节省了大量的长途通话费用，创造了可观的经济效益。