回复8楼:https://www.worldometers.info/demographics/life-expectancy
世界上人均寿命前五名:
1 Hong Kong 85.29
2 Japan 85.03 88.09
3 Macao 84.68 87.62
4 Switzerland 84.25
5 Singapore 84.07
在美国的华人平均寿命:男86.8岁,女91.3岁:
https://read.dukeupress.edu/demography/article/58/5/1631/178726/Examining-Ethnic-Variation-in-Life-Expectancy