| 单词 | private wire |
| 释义 | > as lemmasprivate wire private wire n. Telephony (a) = private line n. (a); (b) a wire in an exchange used to test whether a line is in use without intrusion on a call in progress. ΚΠ 1852Private wires [see sense A. 8b]. 1878 Telegr. Jrnl. 6 51/1 The regulations concerning the despatch and receipt of telegrams, the tariffs for the same, and for the renting of private wires. 1940 War Illustr. 16 Feb. p. ii/1 Taking the final proof of his commentary on the foreign news of the day to the ‘private wire’ room, to be telegraphed or telephoned to Manchester. 1969 S. F. Smith Telephony & Telegr. A vi. 153 A third wire is therefore provided on all connexions through the exchange, the potential of which indicates the condition of the circuit. This avoids intrusion on calls in progress and is called the private wire, usually abbreviated to ‘P-wire’. 1998 What Cellphone Nov. 29/1 A further benefit is that a private wire system can be set up in such a way as [sic] a company's mobile phones effectively behave like extensions of the office switchboard. < as lemmas |
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