mortality
noun [ U ] formal uk/mɔːˈtæl.ə.ti/ us/mɔːrˈtæl.ə.t̬i/
必死性，生命的有限
the way that people do not live for ever
Her death made him more aware of his own mortality. 她的去世让他更加意识到自己终有一死。
Compare: immortality
C2 死亡数量，死亡率
the number of deaths within a particular society and within a particular period of time
the mortality rate 死亡率
Infant mortality is much higher in the poorest areas of the city. 在这个城市最贫困的地区，婴儿的死亡率要高得多。