death rate

名词 death rate:

1. the ratio of deaths in an area to the population of that area; expressed per 1000 per year
   同义词：deathrate, mortality, mortality rate, fatality rate

1. It is one of their proudest boasts that they have halved the death rate from typhoid.
   他们使伤寒病人的死亡率降低了一半，这是他们最感骄傲的事之一。