他们关掉了电源。
电视让人们做的最困难的任务是在打开电视后把电源关掉。
The hardest task that television asks of anyone is to turn the power off after he has turned it on.
他们可能会有一个栖身之所，但里面没有电源供给、电话或管道设施。
They may have a home to shelter themselves but it does not have power supplies, a telephone or plumbing.
在更换电源之前，我们必须从望远镜上取下一个用四个螺丝固定的扶手。
Before we could replace the power supply, we would have to remove from the telescope a handrail fixed with four screws.
然后可以将氢气输入到存储系统中，并在需要附加或备用电源时用于发电。
The hydrogen gas could then be fed into a storage system and used to generate electricity when additional or backup power is needed.
是的，电源指示灯是亮的，机器也正在运行，但是不知怎么的声音就是出不来。
Yes, the power indicator was on, and it was running, but somehow the sound didn't come through.
苹果公司的每一款产品采用“过时”的内置设计，如果我的电源线丢了，另换一根就得向他们支付80美元。
Every Apple product has obsolescence built in, and if I lose my laptop's power cord, they charge me $80 for a new one.
这个剃须刀可用电池或电源驱动。
有些型号的电池在接入直流电源时就能充电。
Some kinds of batteries can be recharged by connecting them to a source of direct current.
一些人担心电源线的电磁场可能增加患癌症的风险。
Some people are worried that electromagnetic fields from electric power lines could increase the risk of cancer.
如果你发现房间里着火了，你应该切断电源，马上离开房间。
If you find something on fire in the room, you should cut off the electricity and leave the house at once.
在美国，照明约占总耗电量的7%。由于照明通常远离电源——例如从发电厂到偏远公路上的路灯——因此大量的能源在传输过程中会损失掉。
Lighting accounts for about 7% of the total electricity consumed in the US. Since lighting is often far removed from the power source—such as the distance from a power plant to street lamps on a remote highway—a lot of energy is lost during transmission.
我意识到，扶手不会脱落，这意味着我们再也无法更换电源供应和维修仪器，这意味着科学家们再也无法观察宇宙，在其他星球上寻找生命。
I realized that the handrail would not come off, which meant we could no longer be able to replace the power supply and repair that instrument, which meant scientists could no longer look at the universe and find life on other planets.
像辅助电材料一样，它从热源处发电，从电源处制冷。
Like paraelectric materials, this generates electricity from a heat source and produces cooling from an electrical source.
在电源接口的功率传输中，电源接头可以实现安全带电插接。
The power supply connector can realize safe electriferous insertion in the power transmission of a power interface.
这些都不需要额外的费用，只需插入电源，选择所需的语言并调节音量即可。
There is no extra charge for these—just plug in, select the required language and adjust the volume.
将进气管与复卷机空气过滤器的进气管相连，然后进入电源。
Connect Intake-tube with intake-tube of air filter of the rewinder, then get through entering power source.
该放大器具有电源隔离电路和带宽限制，以减少振荡和汽船排气声。
The amplifier has a power isolation circuit and bandwidth limiting to reduce oscillations and motorboating.
该系统由工业PC，DMC300运动控制器，放电状态检查卡，A/D 卡，I/O 卡和脉冲电源组成。
The system is composed of industrial PC, DMC300 motion controller, discharge status checking card, A/D card, I/O card and pulse power.
请勿使壁装电源插座，延长线或一体式便利插座过载。
Do not overload wall outlets, extension cords, or integral convenience receptacles.
太阳能电池仍将作为备份电源。
移动电源和空调设备安装在拖车上。
The mobile power supply and air-conditioning units are mounted on trailers.
但是，其他电源状态变化比较棘手。
你的路由器连接电源了吗？
所有的部件都与电子电源管理板相连接。
All components were hooked up to an electronic power-management board.
通过冗余的热插拔电源和风扇提供可用性。
Survivability is provided by redundant hot-swappable power supplies and fans.
“喇叭”连接着LED灯的有效电源。
The “horn” is lined with an energy-efficient strip of LED lights.
对于其他固件刷新，可以远程打开或关闭系统的电源。
For other firmware flashes, you can remotely power the systems on and off.
此外，评估显示，燃料、电源和饮用水继续严重短缺。
Moreover, the assessment shows that serious shortages of fuel, power supply and drinking water continue.
此外，评估显示，燃料、电源和饮用水继续严重短缺。
Moreover, the assessment shows that serious shortages of fuel, power supply and drinking water continue.
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