The rocket gives the car plenty of power, but it is either on or off.

火箭发动机给汽车提供大量的动力，但是操作它只是开或关。

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The software that runs in conjunction even allows the homeowner to turn off circuits remotely and to set power consumption limits based on current solar generation rates or the cost of electricity.

同时运行的软件能够让屋主远程关闭电源并根据当时的太阳能产出率或者电源价格而限定电源使用量。

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The major advantage of cloud computing is being able to quickly turn applications on ("spin up") or off and to elastically grow your computing power on an as-needed basis.

云计算的主要优点是能够快速地打开或关闭应用程序，或者根据需要灵活地增减计算能力。

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With an astonishing 480Hz refresh rate, LED local dimming, 2D THX Certification and its eye-catching super-slim frame, the LX9500 makes for a stunning display whether the power is on or off.

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Fully mature Data Center Infrastructure Management (DCIM) software along with energy market integration that has a detailed model of power consumption, cooling, and the ability to manage servers, turning them on or off or putting them in a lower power state, completes the picture and enables the full benefit of a software defined data center to be realized.

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So I ask you, in a moment of crisis, if somebody is able to turn off power on the East Coast or the West Coast or generally nationwide, what the response would be of the American public?

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