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单词 private wire
释义

Definition of private wire in English:

private wire

noun
Telephony
  • 1Private line.

  • 2A wire in an exchange used to test whether a line is in use without intrusion on a call in progress.

Origin

Mid 19th century.

 
 

Definition of private wire in US English:

private wire

noun
Telephony
  • 1Private line.

  • 2A wire in an exchange used to test whether a line is in use without intrusion on a call in progress.

Origin

Mid 19th century.

 
 
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更新时间:2025/2/26 5:39:30