bullhorns

美 [ˈbʊlˌhɔrnz]

n.  扬声器; 喇叭筒
bullhorn的复数



柯林斯词典

  1. 扬声器;喇叭筒
    A bullhorn is a device for making your voice sound louder in the open air.
    1. in BRIT, use 英国英语用 loudhailer, megaphone.