amplify

amplify
(-ies, -ied)
[with obj.](常作 be amplified)
  1. increase the volume of (sound), especially using an amplifier
    （尤指用扩音器）增强音量
    the accompanying chords have been amplified in our arrangement.
    伴奏的和音经我们处理变大了。
    ■increase the amplitude of (an electrical signal or other oscillation)
    放大（电子信号或其他振动的振幅）
    ■cause to become more marked or intense
    使变得明显，增强
    urban policy initiatives amplified social polarization.
    城市政策的新举措加剧了社会的两极分化。
    ■(Genetics)make multiple copies of (a gene or DNA sequence)
    (遗传)扩增（基因，DNA序列）
    ■enlarge upon or add detail to (a story or statement)
    （故事，声明）扩充，详述
    the notes amplify information contained in the statement.
    注释补充了声明中含有的信息。
派生
amplification
noun
语源
  1. late Middle English (in the general sense 'increase, augment'): from Old French amplifier, from Latin amplificare, from amplus 'large, abundant'
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