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megaphone ['megəfəun]
基本释义
- n. 扩音器
词形变化
- 形容词:meg'a·phon'ic副 词:meg'a·phon'i·cal·ly
参考例句
- He often speaks in public with a megaphone.
他常用扩音器当着大众演说。
- He often speaks in public with a megaphone.
英英解释
1个名词解释
- a cone-shaped acoustic device held to the mouth to intensify and direct the human voice