The engines shut off automatically in an emergency.

遇到紧急情况发动机便自动停止工作。

《牛津词典》

Stay off all telephones except to report an emergency.

除了报告紧急情况外，请不要使用电话。

youdao

Without an emergency fund, you will cut off your retirement contributions anytime an emergency comes up.

如果你没有紧急基金，当紧急情况出现时，你会随时切断你的退休供款。

youdao

After receiving more than $180 billion in emergency federal assistance to stave off collapse, AIG recently gave top employees bonuses totaling $165 million - even as the company reported the biggest quarterly loss in U.S.corporate history.

VOA: standard.2009.03.24

Governors across New England and New York have declared states of emergency, and all cars and trucks -- except emergency vehicles -- must now be off Massachusetts and Connecticut roadways.

CNN: February 9, 2013 -- Updated 0314 GMT (1114 HKT)

Rhode Island Gov. Lincoln Chafee Saturday ordered all non-emergency vehicles off the streets Saturday so snowplows could clear roadways.

CNN: 635,000 without power as blizzard heads out to sea

Gov. Deval Patrick told nonessential state workers to stay home Friday and ordered all non-emergency vehicles off the road by 4 p.m.

WSJ: A state-by-state look at the Northeast blizzard