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speaking trumpet

/ˈspiːkɪŋ ˌtrʌmpɪt/

翻译: 一种历史悠久的扩音装置,本质上是一种便携式扩音器或锥形管,在电子扩音器发明之前用于放大人的声音。通常被船长、军官和公共演说家用来远距离传达命令或通告。

1 个条目

phrase

/ˈspiːkɪŋ ˌtrʌmpɪt/C1formaltechnical已废弃
  • zh一种历史悠久的扩音装置,本质上是一种便携式扩音器或锥形管,在电子扩音器发明之前用于放大人的声音。通常被船长、军官和公共演说家用来远距离传达命令或通告。

A historical device, essentially a portable megaphone or conical tube, used to amplify the human voice before the invention of electronic amplification. It was commonly used by ship captains, military officers, and public speakers to project commands or announcements over a distance.

  1. Voice amplification deviceC2formal

    A cone-shaped device, historically used to amplify the human voice over long distances, especially on ships or in large open areas.

    zh扩音喇叭

    • The captain used a speaking trumpet to give orders across the deck.
    • Before modern microphones, a speaking trumpet was essential for communication at sea.
    • The museum displayed an antique speaking trumpet from the 18th century.