These appliances should not be connected to power supplies.

这些装置不应该接通电源。

《柯林斯英汉双解大词典》

An EMP can seriously damage electronic devices connected to power sources or antennas.

EMP会严重损坏连接到电源的电子设备或天线。

youdao

Large wind farms connected to power grid bring new challenges to optimal operation of power systems.

大型风电场的并网对电力系统的优化运行提出了新的挑战。

youdao

But there was a problem. The areas are not even connected to Kenya's electric power supply.

VOA: special.2009.02.16

And these electrodes are then connected to a variable voltage power supply.

这些电极然后,和一个变压电源连接起来了。

麻省理工公开课 - 固态化学导论课程节选

As with the second generation the vehicle can be pre-cooled or pre-heated as required for a programmed departure time when it is connected to the power network.

ENGADGET: Third generation Smart Fortwo ditches Tesla powertrain, gains two wheeled cousin

It might not make sense to install solar panels on the roofs of suburban tract homes already connected to the power grid, but imagine remote bases in Afghanistan powered by lightweight, flexible solar panels built right into tent fabric, or unfurled as easily as extending an umbrella.

FORBES: Logistics

With the Industrial Internet, everything from the biggest machines generating power to transformers on power poles can be connected to the Internet, providing status updates and performance data.

FORBES: The Industrial Internet: Even Bigger Than Big Data