Definition of centrex in English:

centrex

nounˈsɛntrɛksˈsentreks

mass noun

A telephone service in which a group of phone lines can be joined by part of the local exchange acting as a private exchange.
中心交换（一种电话服务项目，用起专用交换机作用的市话交换机的一个组成部分连接多条电话线）
Example sentencesExamples
- Service may be provided by commercial analog lines or via centrex (central Office exchange service, provided by a switch managed at the provider's central Office).
- IP Centrex and Hosted PBX services provide a valuable potential source of new revenue for service providers.
- Hosted IP Centrex is designed for customers that want all the features of a PBX or Key system without the associated capital, lease, or maintenance costs.

Origin

1990s: blend of central and exchange.

Definition of centrex in US English:

centrex

(also Centrex)

nounˈsentreks

A telephone service in which a group of phone lines can be joined by part of the local exchange acting as a private exchange.
中心交换（一种电话服务项目，用起专用交换机作用的市话交换机的一个组成部分连接多条电话线）
Example sentencesExamples
- Service may be provided by commercial analog lines or via centrex (central Office exchange service, provided by a switch managed at the provider's central Office).
- Hosted IP Centrex is designed for customers that want all the features of a PBX or Key system without the associated capital, lease, or maintenance costs.
- IP Centrex and Hosted PBX services provide a valuable potential source of new revenue for service providers.

Origin

1990s: blend of central and exchange.

词汇	centrex
释义	Definition of centrex in English: centrex nounˈsɛntrɛksˈsentreks mass noun A telephone service in which a group of phone lines can be joined by part of the local exchange acting as a private exchange. 中心交换（一种电话服务项目，用起专用交换机作用的市话交换机的一个组成部分连接多条电话线） Example sentencesExamples Service may be provided by commercial analog lines or via centrex (central Office exchange service, provided by a switch managed at the provider's central Office). IP Centrex and Hosted PBX services provide a valuable potential source of new revenue for service providers. Hosted IP Centrex is designed for customers that want all the features of a PBX or Key system without the associated capital, lease, or maintenance costs. Origin 1990s: blend of central and exchange. Definition of centrex in US English: centrex (also Centrex) nounˈsentreks A telephone service in which a group of phone lines can be joined by part of the local exchange acting as a private exchange. 中心交换（一种电话服务项目，用起专用交换机作用的市话交换机的一个组成部分连接多条电话线） Example sentencesExamples Service may be provided by commercial analog lines or via centrex (central Office exchange service, provided by a switch managed at the provider's central Office). Hosted IP Centrex is designed for customers that want all the features of a PBX or Key system without the associated capital, lease, or maintenance costs. IP Centrex and Hosted PBX services provide a valuable potential source of new revenue for service providers. Origin 1990s: blend of central and exchange.
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