Vocab Bloom Hub

telegraph key

/ˈtɛlɪɡræf kiː/

翻译: 一种手动开关装置,历史上用于通过闭合或断开电报系统中的电路来发送摩尔斯电码信号。

1 个条目

phrase

/ˈtɛlɪɡræf kiː/C1formaltechnical已废弃
  • zh一种手动开关装置,历史上用于通过闭合或断开电报系统中的电路来发送摩尔斯电码信号。

A manual switching device used historically to send Morse code signals by completing or breaking an electrical circuit in telegraphy systems.

  1. Morse code deviceC1formal

    A specialized electrical switch used by an operator to manually send Morse code signals in telegraphy.

    zh电报键

    • The operator pressed the telegraph key to send the distress signal.
    • He learned to use a telegraph key during his training.
    • The antique telegraph key was displayed in the museum.