Conclusion: the new emergency 4 level classification system may be more suitable for nuclear accidents emergency rescue than the current 3 level system.

结论：新的应急体系(4级体系)比原体系(3级体系)更适合于核事故应急救援。

youdao

But the fact that 4 in 10 Americans can't come up with $400 in an emergency is a commonly cited statistic for good reason: economic instability stretches across race, gender, and geography.

但是，每10个美国人中就有4个在紧急情况下拿不出400美元，这个数据常被引用，理由也很充分，即经济不稳定跨越了种族、性别和地域因素。

youdao

The military sent 4, 000 troops into the poured into the area, joining 10, 000 in a rescue effort that has stretched the ability of Taiwan's emergency services.

军方向该地区派遣4,000兵力，与原有的10,000人共同展开救援，此次救援行动极大地考验了台湾应急部门的能力。

youdao

Chrysler will receive as much as $6 billion in government money in addition to $4 billion it has already received in emergency loans.

VOA: standard.2009.04.30

Under Public Act 4 Emergency Managers have sweeping, almost dictatorial power to modify contracts, fire officials, and disregard public input.

FORBES: Michigan Emergency Manager Robert Bobb Issues Layoff Notice to All Detroit Public School Teachers

Crews dealt with 9, 138 emergency incidents between 4 and 17 March 2012 compared to 10, 143 this year - a similar level of demand to New Year.

BBC: South Western Ambulance

More than 4% of emergency department visits at Boston hospitals are from flu cases, up from 1% during non-flu season.

CNN: Flu cases down in some areas; child deaths up