death rate mortality 死亡率
infant death rate 婴儿死亡率
high death rate 高死亡率
low death rate 低死亡率
death rate statistics 死亡率统计
death rate increase 死亡率上升
death rate decrease 死亡率下降
1. The death rate in the region has decreased over the past decade.
该地区的死亡率在过去十年中有所下降。
2. Improved healthcare has reduced the death rate significantly.
医疗条件的改善显著降低了死亡率。
3. The disease caused a sudden rise in the death rate.
这种疾病导致死亡率突然上升。
4. Infant death rate is an important indicator of public health.
婴儿死亡率是衡量公共卫生的重要指标。
A: The death rate in this country is higher than expected.
A：这个国家的死亡率比预期要高。
B: Yes, but new policies aim to lower the death rate.
B：是的，但新政策旨在降低死亡率。
1) 指特定时间内死亡人数与总人口的比例
2) 常用于公共卫生与人口统计学研究
3) 可分为婴儿死亡率、疾病死亡率等
4) 用于评估医疗与生活水平
1. 死亡率；一定时期内人口死亡的比例
e.g.
The death rate has fallen due to better healthcare.
由于医疗改善，死亡率已经下降。
noun
1. the number of deaths in a particular group of people or area during a specific time, usually expressed as a ratio or percentage
Synonym: mortality rate