loudhailer

美 [ˈlaʊdˌheɪlər]
英 [ˌlaʊdˈheɪlə(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  
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

例句

释义:
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
来源:全部全部,字典字典,网络网络
难度:全部全部,简单简单,中等中等,