loud-speaker
n. 扩音机; 扩音器
The good: The BlackBerry VM - 605 features a loud speaker for clear calls.
好: 黑莓船民-605具有通话清晰响亮的扬声器.
Meg: [ on loud speaker ] Get out of my house!
梅格 [ 大声嚷 ]:滚出我的房子!
He speaks into a loud speaker.
他对着麦克风讲话.
A 747 was halfway across the Atlantic when the captain got on the loud speaker.
一架747客机正在跨越大西洋时,喇叭里传来了机长的声音.
President Harding's inaugural address delivered by loud speaker to more than 100,000 people.
超过100,000位听众通过扬声器收听哈丁总统的就职演说.