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单词 loudhailer
释义

loudhailer

美 ['laʊd.heɪlər]
英 [.laʊd'heɪlə(r)]
  • n.电子喇叭;扩音器
  • 网络喇叭筒;扬声器;扬声器音量控制
复数:loudhailers  
n.
megaphone,loudspeaker,amplifier,PA,mike
loudhailer
n.
1.
电子喇叭;扩音器an electronic device, shaped like a horn, with a microphone at one end, that you speak into in order to make your voice louder so that it can be heard at a distance
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