That's by design, because you don't want to end up in a situation where a problem at the plant cuts off its own power source.

这是故意的，因为你不希望出现因电站本身的问题导致了它自身电源被切断的情况。

youdao

So provided that your speakers have their own power source, it's just a matter of charging these aluminum dongles up (a single charge lasts up to 10 hours), plugging them in and then pairing the right receiver with your audio source.

ENGADGET

Intel also believes in the power of collaboration to power the green movement: The company announced its own open-source environmental project at the Intel Developer Forum last week.

FORBES: Magazine Article

The sage's popularity in the West still owes more to Hollywood, source of much American soft power, than China's own efforts.

ECONOMIST: China abroad