mortality

• 名词，指生命终将死亡的必然性，即凡有生命者皆难免一死；也指某一群体在一定时期内的死亡统计指标，即死亡人数占总人口的比率。

A noun referring to the condition of being subject to death, or the statistical measure of the number of deaths in a given population over a specific period.

不可数

1. State of being mortalB2formal

   The condition of being subject to death; the quality of being mortal.

   必死性

   • The philosopher pondered the nature of human mortality.
   • Facing our own mortality can be a profound experience.
   • The novel explores themes of love, loss, and mortality.

   同义词impermanencetransience

   反义词immortality

2. Death rateB2formal

   The number of deaths in a given population over a specific period, often expressed per 1000 individuals per year.

   死亡率

   • The mortality rate from the disease has decreased significantly.
   • Infant mortality is a key indicator of a country's health system.
   • The study examined mortality trends in urban populations.

   同义词death ratefatality ratemortality rate