名词
中文翻译：功率放大器
同义词：
['功率放大器，电源放大器例句：1. The power amplifier is responsible for amplifying the signal from the microphone.（功率放大器负责放大麦克风的信号。）']
例句：
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1. The power amplifier is responsible for amplifying the signal from the microphone.
功率放大器负责放大麦克风的信号。
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2. The power amplifier is essential for transmitting high-quality audio signals over long distances.
功率放大器对于在长距离传输高质量音频信号至关重要。
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3. The power amplifier is designed to deliver high-quality sound without any interference.
功率放大器设计用来提供无干扰的高品质声音。