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loud-hailer

美 [laʊd ˈheɪlər]英 [laʊd ˈheɪlə]

n.手提式扩音器;喇叭筒

loud-hailer

loud-hailer

英英释义

noun

a portable loudspeaker with built-in microphone and amplifier: Synonym: bullhorn loud hailer

数据来源：WordNet

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