Today, the scenario we'll talk about is pandemic influenza.

今天，我们要讨论的场景是大流行性流感。

We knew the risk posed by pandemics. The UK maintains a risk register, a catalogue and assessment of the emergencies that could befall the country, and top of the list, at the start of 2020, was an influenza pandemic.

我们知道流行病的危险。英国有一本风险登记册，对可能发生在该国的紧急情况进行了分类和评估，2020年初排名第一的是一场流感大流行。