amplifiers

['æmplɪfaɪəz] ['æmplɪfaɪəz]
例句
柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    扩音器;扬声器;喇叭
    An amplifier is an electronic device in a radio or stereo system which causes sounds or signals to get louder.