pandemic

Public health officials monitored the virus as it reached pandemic levels across three continents.

(Chinese) 公共卫生官员对这种在三个大洲达到大流行级别的病毒进行了监测。

The 1918 flu remains one of the most deadly pandemic events in modern history.

(Chinese) 1918年的流感仍是现代史上最致命的大流行病事件之一。

The government stockpiled medical supplies to prepare for a potential influenza pandemic.

(Chinese) 政府储备了医疗物资，以应对潜在的流感大流行。

Developing a vaccine is the most effective way to end a global pandemic safely.

(Chinese) 研发疫苗是安全结束全球大流行病最有效的方法。