expectation of life TEF/TCF常用TEF/TCF专四

n.平均寿命；平均余年(某一年龄的人尚可期望活的平均年数；可由统计资料显示) newexpectation of life的英文翻译是什么意思，词典释义与在线翻译：参考翻译预期寿命 expectation of life的用法和样例：例句用作名词(n.)Japanese people have a very high life expectancy.
日本人的平均寿命非常长。Life expectancy is long at 76 years for men and 82 years for women.
香港人也很长寿，男性的平均寿命是七十六岁，女性是八十二岁。

The duration of marriage is related most obviously to the expectation of life.The duration of marriage is related most obviously to the expectation of life.

很明显，婚姻生活的持续时间与人的预期寿命有关。