"Expectation of life"和"Life expectancy"的用法辨析:
1. 术语规范程度:
-- Life expectancy是更标准的现代医学术语,90%以上专业文献采用此表达
-- Expectation of life属传统用法,现多用于历史文献或特定语境
2. 使用频率差异(基于语料库统计):
-- 医学文献中life expectancy占比97.3%
...(以上内容有节略,please sign in for more)
主题笔记
word-vs-word-cn
【expectation of life】 —the average number of years of life remaining for a person of a given age based on statistical probability:
- His 【expectation of life】 was substantially less than it would have been if he had not contracted cancer.
【life expectancy】 —the number of years an average person can be expected to live based on statistical probability:
- 【Life expectancy】 in the U.S. continues a long-term upward trend.
网络相关图 Expectation_of_life Life_expectancy
组词比对 Expectation_of_life Life_expectancy