megaphone词根词缀

megaphone

[ˈmegəfəʊn]

n.扩音器;

复数： megaphones

英文例句/中文翻译：

1、

The project is designed with high efficiency, energy saving, digital, small volume features of the D for audio amplifier core portable digital megaphone.

摘要本项目设计的是以具有高效、节能、数字化、体积小等特点的D类音频缩小器为中心的便携式数字扩音器。

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2、

The removal was preceded by a short statement via megaphone by a bailiff spokesperson.

在拆除路障之前，执达主任发言人通过扬声器宣读了一份简短的声明。

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3、

But it is hard to learn with one hand holding a megaphone and the other clenched into a fist.

但是，如果一只手拿着麦克风，而另只手攥着拳头的话，那相互学习的事情可就难上加难了。

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