head ·phrase (IDIOM)
Definition: to remain calm in a difficult situation Level: C2
在危机中，一位真正的领导者会保持冷静。
In a crisis, a true leader ___keeps ___a ___cool ___head.
尽管系统发生故障，飞行员保持冷静，使飞机安全着陆。
Despite the system failure, the pilot ___kept ___a ___cool ___head and landed the plane safely.
急救员保持冷静，迅速评估了伤者。
The paramedic ___kept ___a ___cool ___head and quickly assessed the injured person.