“紧急措施”常见的英文表达是 emergency measures 或 emergency actions。
emergency measures 侧重于指为应对紧急情况而采取的特定手段或策略。例如：The government announced a series of emergency measures to control the spread of the disease.（政府宣布了一系列紧急措施来控制疾病的传播。）
emergency actions 更强调在紧急时刻所采取的具体行动。例如：Firefighters took immediate emergency actions to rescue the people trapped in the burning building.（消防员立即采取了紧急行动，营救被困在燃烧大楼里的人们。）