• n. 死亡數，死亡率；必死性，必死的命運

來自mortal,死亡的，致命的。引申詞義死亡率，死亡數量。

mortality (n.)

mid-14c., "condition of being mortal," from Old French mortalite "massacre, slaughter; fatal illness; poverty; destruction" (12c.), from Latin mortalitem (nominative mortalitas) "state of being mortal; subjection to death," from mortalis (see mortal (adj.)). Meaning "widespread death" is from c. 1400; meaning "number of deaths from some cause or in a given period" is from 1640s.

1. Premature birth is the main cause of perinatal mortality.

早產是臨產死亡的主要原因。

來自柯林斯例句

2. The study also demonstrated a direct link between obesity and mortality.

該研究還表明了肥胖癥和死亡率之間存在直接的聯系。

來自柯林斯例句

3. The United States ranks 20th in its infant mortality rate.

美國在嬰兒死亡率方面排名第20。

來自柯林斯例句

4. She has suddenly come face to face with her own mortality.

她突然間陷入了直面死亡的境地。

來自柯林斯例句

5. After her mother's death, she became acutely aware of her own mortality.

她母親去世后，她開始強烈意識到自己的生命是有限的。

來自《權威詞典》