In the emergencies of releasing toxic gas in public places, emergency ventilation system plays an important role for ensuring indoor occupants' safety.

在公共场所释放有毒气体的突发事件中，应急通风系统对于保证室内人员的安全起着至关重要的作用。

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Under my bill, certain rules would be exempt from the moratorium: those that are needed in emergencies, such as to respond to imminent threats to public health or safety, and those affecting crime, the military and foreign affairs.

WSJ: Susan Collins: The Economy Needs a Regulation Time-Out