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acoustic coupler (复数 acoustic couplers)

  1. 声响耦合器
  2. (过时电信) 声耦合器
    同类词:modem
    • 1984, Christine L. Borgman, Effective Online Searching: A Basic Text, CRC Press (ISBN 9780824771423), page 52:
      The call will be answered with a high-pitched tone; no human voice will be heard. The phone receiver should be placed in the acoustic coupler, if one is used, with the cord in the proper position.

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