power circuit的用法和樣例：
例句
- According to the rules, there should be people especially assigned in a power network to save electrical power.
按照規定，電力網(wǎng)應設有專(zhuān)責人員負責節電工作。 - Power plants on the electric grid use fuel to produce electricity, however there are large quantities of waste-heat produced which often go unused.
發(fā)電廠(chǎng)的電力網(wǎng)使用的燃料來(lái)產(chǎn)生電力，但有大量的余熱產(chǎn)生往往去使用。
