When the fire alarm rang we assembled outside the emergency exit.
当火警信号响起时，我们都聚集到紧急出口外。
When the fire alarm rang we assembled outside the emergency exit.
火警警报报一响，我们就到紧急出口集合。
Take an emergency measures, incondition of fire alarm or emergency.
一旦出现火警或紧急情况，应立即采取紧急措施。
Take an emergency measures, incondition of fire alarm or emergency.
一旦出现火警或紧急情况，应立即采取紧急措施。
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