| 释义 |
PSINetCOCA⁷⁵⁵³³
基本例句
计PSINet网络
They also own the communications gear that directs traffic over the Internet. There are only a handful of major backbone providers, including MCI, WorldCom, Sprint Corp. , GTE, andPSINetInc. .他们还拥有指挥因特网信息传递的通信控制装置。大的主干网提供商并不太多，包括MCI、WorldCom、Sprint Corp.;、GTE和PSI Net inc |