名词
中文翻译：放大介质
同义词：
['amplifier', 'amplifying element例句：1. The radio waves are amplifying the sound waves in the room.（无线电波正在放大房间内的声音波。）']
例句：
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1. The radio waves are amplifying the sound waves in the room.
无线电波正在放大房间内的声音波。
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2.The amplifier is designed to increase the volume of music.
放大器旨在增加音乐的音量。
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3. The amplifying element in the circuit is causing interference.
电路中的放大元件造成了干扰。