She switched off the coffee-machine.

她关掉了咖啡机。

《柯林斯英汉双解大词典》

Please ensure (that) all lights are switched off.

请务必将所有灯都关掉。

《牛津词典》

The device automatically disconnects the ignition when the engine is switched off.

该设备在引擎被关闭时会自动断开点火装置。

《柯林斯英汉双解大词典》

"This phone will work only for 11 days, when we are near the Earth, but it will be switched off later."

VOA: standard.2010.06.02

The cognitive structures are still there, but the on-off switch is switched to off.

认知结构仍然存在，只是开关还没有被开启。

耶鲁公开课 - 死亡课程节选

Well, imagine if that change in structure could be switched on and off by addition of a phosphorous; and in fact it can in many proteins.

那么,想象一下,只需引入磷酸基团,就能导致蛋白质的结构发生变化,事实上很多蛋白质就是如此

耶鲁公开课 - 生物医学工程探索课程节选

In other words, when empathy is switched off, we think only about our own interests.

FORBES: The Practice of Empathy

Coakley said her husband hated his cell phones and usually left them switched off.

CNN: Former royal, Riverdance star among plane's missing

Analogue BBC Two was permanently switched off in the early hours of Wednesday 10 October.

BBC: Digital Switchover