push-button

adj.

按钮操作的；按键；

1. He pushed a button and set the machine in motion.
   他按下按钮开动了机器。
2. You may push this button to call the elevator.
   你可以按这个按钮叫电梯。

Push button
Push button
Push button
Push-button switch structure with illumination function
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Quantum engineering: Push-button entanglement
Quantum physics: push-button teleportation.
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A Compact, Wireless, Self-Powered Pushbutton Controller