英语词汇average 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

单词	average life expectancy
释义	average life expectancy 美/ ??v?r?d? la?f ?k?spekt?nsi / 简明释义平均寿命：指在特定时期内，某个地区或国家的人口平均预期寿命。网络释义 1 ?平均寿命平均寿命 2 [核]?平均寿命预期值平均寿命预期值 3 ?平均期望寿命平均期望寿命 4 ?平均预期寿命平均预期寿命短语 1 average life expectancy at birth 人口平均期望寿命 2 average life expectancy of population 平均预期寿命 3 average person's school life expectancy 人均预期受教育年限双语例句 1 The average life expectancy was 40. 平均期望寿命曾是40岁。《柯林斯英汉双解大词典》 2 In 2007 the average life expectancy at birth was 78 years. 2007年，初生婴儿平均预期寿命为78岁，这种进步已经持续数十年。 3 Average life expectancy in 1995 was 49 years; in 2003 it was 41 years. 平均期望寿命在1995年为49年；在2003年为41年。
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