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以上来源于: WordNet
N-COUNT A megaphone is a cone-shaped device for making your voice sound louder in the open air. 麦克风
→ see also bullhorn
mike , loud hailer
The conference hall was installed with radio sets and megaphones.
会场里设置了收音机和扩音器。
《新英汉大辞典》
But African leaders are unlikely to get out their megaphones.
但非洲领导人还不可能摘除他们的扩音器。
youdao
Blogs have enabled economists to turn their microphones into megaphones.
博客使得经济学家们把他们的麦克风变成了扩音器。
So they pin up posters on election commission sponsored bulletin boards and spread their message by megaphones.
VOA: standard.2009.07.27
Outside the railway station, police shouted in megaphones, telling people where they could get free rice porridge.
NPR: Sichuan Quake Claims 12,000; Rescuers Scrambling
On voting day, megaphones reminded citizens that guns, commonly carried in rural regions, were to be left at home.
ECONOMIST: The big surprise is that this was a real live election
Lately pundits are shouting from their megaphones that high-yield bonds are overvalued and the bond bubble is ready to burst.
FORBES: 4 Juicy Junk Bonds To Beat The Retirement Blues
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