adj.全國流行的

n.流行病

The risk of pandemic influenza is serious. 全球流感的危險性非常嚴(yán)重。

Vaccines effective against a pandemic virus are not yet available. 目前仍沒有可有效預(yù)防流感大流行的疫苗。

The flu was arrested before it became a pandemic. 流感在變成流行病之前被控制住了。

The bird flu pandemic is well controlled. 禽流感疫情控制得非常好。