英语词汇“speaking trumpet”的意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	speaking trumpet
释义	speaking trumpet 汉语翻译喇叭筒英语解释：名词 speaking trumpet: a trumpet-shaped acoustic device to intensify and direct the human voice; formerly held to the ear by a hard-of-hearing person
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speaking trumpet