push-button
adjective [ before noun ] uk/ˈpʊʃ.bʌt.ən/ us/ˈpʊʃ.bʌt̬.ən/
(电子设备)用按钮操纵的,按键式的
A push-button object is an electronic object that you control by pushing buttons.
a push-button phone 按键式电话
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