lifeexpectancy

Life Expectancy

中英翻译介绍

名词含义

1. 指人类或特定群体在特定时期内平均预计活的年数。
2. 指某物或某种技术设备在使用寿命内的预计寿命。

形容词含义

1. life-expectancy（作形容词），指与预期寿命相关的。

词语辨析

life expectancy与longevity都指人或特定群体的预期寿命，但longevity更侧重于寿命的长短。

词汇扩充

1. life span：寿命
2. death rate：死亡率
3. mortality rate：死亡率
4. birth rate：出生率
5. population：人口
6. average：平均的

近义词

longevity, life span

反义词

short life expectancy, short lifespan

柯林斯词典

(noun)

1. The life expectancy of a person, animal, or plant is the length of time that they are normally likely to live.

(adjective)

1. Life-expectancy is used to describe things relating to the length of time that a person, animal, or plant is normally likely to live.

牛津词典

(noun)

1. The average period that a person or animal can expect to live.

(adjective)

1. Relating to the average period that a person or animal can expect to live.

用法

生活预期寿命（life expectancy）通常以岁数为单位，用于描述人类或特定群体的平均预计寿命。

相关例句

1. The life expectancy in developed countries has been gradually increasing over the years.（发达国家的预期寿命近年来逐渐增长。）
2. Smoking is known to decrease life expectancy.（众所周知，吸烟会缩短寿命。）
3. With advancements in medical science, life expectancy has significantly improved.（随着医学科学的发展，寿命显著提高了。）
4. Child mortality rates have a significant impact on life expectancy.（儿童死亡率对寿命有重大影响。）
5. Healthy lifestyle choices can increase life expectancy.（健康的生活方式选择可以增加寿命。）
6. His life expectancy was estimated to be around 80 years.（他的预期寿命估计在80岁左右。）
7. The life expectancy of a dog varies depending on factors such as breed and size.（狗的预期寿命因品种和大小等因素而异。）
8. Living conditions and access to healthcare can greatly affect life expectancy.（居住条件和医疗保健的获取可以极大地影响寿命。）
9. Studies show that education level is closely linked to life expectancy.（研究表明，教育水平与寿命密切相关。）
10. Life-expectancy rates have increased due to advancements in medical treatments.（由于医疗治疗的进步，预期寿命提高了。）
11. The life expectancy of a car depends on maintenance and usage.（一辆汽车的使用寿命取决于保养和使用情况。）
12. Life-expectancy calculations take into account various factors such as age, gender, and lifestyle.（预期寿命的计算考虑了年龄、性别和生活方式等各种因素。）
13. Improvements in healthcare have contributed to the increase in life expectancy.（医疗保健的改善有助于寿命的增加。）
14. Factors such as nutrition and genetics can influence life expectancy.（营养和遗传等因素可以影响寿命。）
15. Life expectancy can vary significantly between different regions of the world.（不同地区的预期寿命差异很大。）
16. High levels of pollution can have a negative impact on life expectancy.（高水平的污染对预期寿命有负面影响。）
17. Life-expectancy data is often used in demographic studies.（预期寿命数据常用于人口统计研究中。）
18. Infant mortality rates are an important factor in determining life expectancy.（婴儿死亡率是决定预期寿命的重要因素。）
19. Life expectancy has increased significantly over the past century.（过去一个世纪，预期寿命显著增加了。）
20. Access to clean water and sanitation facilities is crucial for improving life expectancy.（获得清洁水和卫生设施对于提高寿命至关重要。）