megaphone是什么意思 megaphone的用法 megaphone怎么读
megaphone
英 ['megəfəʊn]美 ['mɛɡəfon]
n. 扩音器，喇叭筒
vt. 用扩音器对…讲话
vi. 用扩音器传达
记忆方法
1、mega- + phon- + -e.中文词源
megaphone 扩音器
megalo-,巨大的，-phone,声音，词源同phone,fame.用于指扩音器。
英语词源
megaphone (n.)
1878, coined (perhaps by Thomas Edison, who invented it) from Greek megas
"great" (see mega-) + phone "voice" (see fame (n.)). Related: Megaphonic. In Greek, megalophonia meant "grandiloquence," megalophonos "loud-voiced."权威例句
1. A megaphone boomed out, "This is the police."
扩音器响了起来：“我们是警察。”
2. Making monetary policy by megaphone never leads to good results.
夸夸其谈的货币政策决不会取得效果.
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3. He hawks with a megaphone, saving a lot of effort.
他用喇叭筒叫卖, 省劲多了!
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4. Somewhere a voice is loud a megaphone.
远处什么地方的扩音器里传来响亮的声音.
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5. He often speaks in public with a megaphone.
他常用扩音器当着大众演说.
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[ megaphone 造句 ]
