扩音器
kuò​yīn​qì

loudspeaker

  • updated sense approved 扩音器/擴音器 · kuò​yīn​qì · microphone — "example sentence updated"

    扩音器 / 擴音器

    kuò​yīn​qì

    microphone

    a transducer that converts sound waves into electrical signals

    他调整了一下扩音器，准备开始录音。 → 老师拿着扩音器站在操场中央，指挥学生们集合。

    noun

    updated sense

  • created sense approved 扩音器/擴音器 · kuò​yīn​qì · loudspeaker

    扩音器 / 擴音器

    kuò​yīn​qì

    loudspeaker

    a device such as a megaphone or speaker used to project sound and make it audible at a distance

    老师拿着扩音器在操场上维持秩序。

    noun

    created sense

  • created sense approved 扩音器/擴音器 · kuò​yīn​qì · microphone

    扩音器 / 擴音器

    kuò​yīn​qì

    microphone

    a transducer that converts sound waves into electrical signals

    他调整了一下扩音器，准备开始录音。

    noun

    created sense