| 单词 | pbx |
| 释义 | > as lemmasPBX PBX n. Telephony private branch exchange. ΘΚΠ society > communication > telecommunication > telegraphy or telephony > telephony > telephone equipment > [noun] > exchange telephone exchange1878 local exchange1879 call office1882 central1883 exchange1887 private branch exchange1904 PBX1914 zone centre1934 1914 A. B. Smith & W. L. Campbell Automatic Teleph. vi. 149 The group of P.B.X. lines is found at the right. 1940 R. Chandler Farewell, my Lovely xxxii. 240 A uniformed man dozed behind a pint-sized PBX set into the end of a scarred wooden counter. 2000 ‘Dr. K.’ Compl. Hacker's Handbk. ix. 139 The reason why phreakers like PBXs is that they carry inbound and outbound phone functions, so someone dialling in is sometimes able to dial out again, with the company owning the PBX picking up the bill. < as lemmas |
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