megaphones

例句:

• The conference hall was installed with radio sets and megaphones.
  会场里设置了收音机和扩音器.
  
• When the gates finally opened we filedandinto lines by official women shouting through megaphones.
  进站的门一开,我们便一涌而上,有个妇女对着喇叭大声叫我们排好队.
  
• He even started two newspapers, as megaphones for his political views.
  来自NEWYORKER
• Megaphones blared propaganda continuously.
  来自BBC
• There was shouting, megaphones and the rush of fire engines racing down the street.
  来自BBC