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BNC: 10877 COCA: 14205
amplitude
noun [U] physics /ˈæmplɪˌtjuːd/
  1. half of the total height of a wave such as a sound wave or an electrical wave, used as a measurement of how strong it is. The amplitude of a sea wave is its height above the level of water when the water is calm and still. (波或信号的)振幅
     Synonyms and related words
     Synonyms and related words

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