bullhorn

'bjlhɔ:n

n. a portable loudspeaker with built-in microphone and amplifier

n. 手提式电子扩音器

21,030

使用频率

bullhorn 由 bull（公牛）和 horn（角）两部分组成，意思是像公牛的角一样发出声音的工具。可以联想到公牛用角发出响亮的叫声。

例句

1. The teacher used a bullhorn to get the students' attention during the school event.

老师在学校活动中使用扩音器引起学生的注意。

2. The protest leader shouted through a bullhorn to share their message with the crowd.

抗议活动的领导者通过扩音器向人群传达他们的信息。

3. During the emergency, the fire chief communicated with the team using a bullhorn.

在紧急情况下，消防队长通过扩音器与团队沟通。