loud-hailer是什么意思   loud-hailer怎么读

英式:[]    美式:[]

loud-hailer单词基本解析:

n.扩音器

loud-hailer变化用词:



loud-hailer英英释义:

Noun

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

名词 loud-hailer:

a portable loudspeaker with built-in microphone and amplifier

同义词:bullhorn



loud-hailer中文词源:

loud-hailer用法和例句:

loud-hailer