复数： bullhorns

They 're more easily noticed than a command shouted through a bullhorn .

它们比用电动扩音器喊命令再容易引起注意。

Another marcher switched targets when it was his turn at the bullhorn .

轮到另一名游行者使用扩音器时，他转换了目标。

But congress , lacking the presidential bullhorn , is a much less effective policymaking instrument than the white house , as mr gingrich eventually discovered .

国会由于缺少总统选举时的那种炒作方式，与白宫相比确实是确定政治决策效率较低的部门，这也正是金里奇最终发现的。

In one of the videos , an official uses a bullhorn to warn the crowd .

在影片之一，正式使用一个扩音器警告人群。

" We don 't want strife or demonstrations , " one man called through a bullhorn .

“我们不希望冲突，也不想示威，”一个男人用扩音器大喊着。