英语词汇life expectancy怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

life expectancy noun

plural life expectancies

life expectancy

noun

plural life expectancies

Learner's definition of LIFE EXPECTANCY

: the average number of years that a person or animal can expect to live（人或动物的）预期寿命

[noncount]

improvements in diet that have resulted in greater life expectancy for many people使许多人更长寿的饮食改善

[count]

— often used figuratively常用作比喻

What is the life expectancy of a new computer? [=how long can a new computer be expected to last or be useful?]一台新电脑的使用寿命有多长？

单词	life expectancy
释义	life expectancy 1 ENTRIES FOUND: life expectancy (noun) life expectancy noun plural life expectancies life expectancy noun plural life expectancies Learner's definition of LIFE EXPECTANCY : the average number of years that a person or animal can expect to live（人或动物的）预期寿命 [noncount] improvements in diet that have resulted in greater life expectancy for many people使许多人更长寿的饮食改善 [count] calculating the life expectancies of different social groups计算不同社会群体的预期寿命 — often used figuratively常用作比喻 What is the life expectancy of a new computer? [=how long can a new computer be expected to last or be useful?]一台新电脑的使用寿命有多长？
随便看	done their jobs done to done to a turn done to death Donets'k do nicely Don Juan Don Juans donkey donkeys donkey's years donkey work donned donning donnish donnybrook donnybrooks donor donor card donors do not do not have a stitch on do-nothing do nothing donothing