押おしボタン

noun

push button; push-button

A button that is pressed to operate something, such as a doorbell, elevator, or machine control.

• エレベーターの押おしボタンを押おしてください。

  Please press the elevator's push button.

• この機き械かいは押おしボタン一ひとつで動うごきます。

  This machine operates with a single push of a button.