Emergency generators cut in.

应急发电机启动了。

《牛津词典》

The factory's emergency generators were used during the power cut.

工厂应急发电机在停电期间用上了。

《牛津词典》

Check emergency lighting systems. Sandbagging when possible should protect ground level emergency generators.

检验应急灯系统。学习应急。如果可能，沙袋应偏护一楼应急发电机。

youdao

The 633-bed hospital experienced a power surge when emergency generators activated following the black-out.

BBC: Storm hits homes and hospitals

Water has knocked out regular and emergency generators, but portable generators were put on board late last week.

NPR: Grounded Shell Oil-Drilling Ship Refloated

Gonzalez said that passengers were never without electricity, thanks to emergency generators, and have ample food and water on board.

CNN: STORY HIGHLIGHTS