名词中文翻译
中文翻译：预期寿命
同义词：
['average life expectancy', 'median age at death例句：1. The study found that the average life expectancy for people in their 20s is around 75 years.（研究发现，20多岁的人平均预期寿命约为75岁。）2. The median age at death for men is 68', "while it's 73 for women.（男性的平均死亡年龄是68岁，而女性则是73岁。）"]
例句：
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1. The study found that the average life expectancy for people in their 20s is around 75 years.
研究发现，20多岁的人平均预期寿命约为75岁。
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2. The median age at death for men is 68, while it's 73 for women.
男性的平均死亡年龄是68岁，而女性则是73岁。
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3. Life expectancy is a key factor in determining how long people can expect to live.
预期寿命是决定人们可以预期活多久的关键因素。