名词
中文翻译：Unknown
同义词：
['scale', 'range', 'amplitude']
例句：
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1. The sound of the piano has a very high amplitude.
钢琴的声音振幅非常高。
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2. The waves have a large amplitude.
波浪的振幅很大。
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3. The amplitude of the signal is important for understanding its meaning.
信号的振幅对于理解其含义很重要。