loudspeaker

[laʊd'spiːkə]
[,laʊd'spikɚ]
考研

中文释义

喇叭 扬声器 扩音器英释

英语释义

喇叭,扬声器;扩音器英释nna piece of equipment used to make sounds louder

相关例句

1 The loudspeaker announced the arrival of the train..广播说火车进站了。

loudspeaker