Press down switch, and start up it.

按下开关，并启动它。

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Tread down switch pedal, connect power supply, then holing needle starts to rotate and operate.

踏下脚踏开关，接通电源，钻针旋转工作。

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Zimmer reached down on his console and flipped a toggle switch.

齐默把手伸到控制台上并按下了切换开关。

《柯林斯英汉双解大词典》

Electric boost is also available when a kick-down switch in the throttle pedal is activated by the driver during acceleration.

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Musegaas believes Indian Point will have to either shut down or switch to closed-cycle cooling, which Entergy is challenging.

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Otherwise, any gains it makes on the factory floor will quickly be erased as its customers drive down prices or switch to foreign suppliers.

FORBES: Attractive And Available