世界平均人口密度为每平方英里47人。
The average population density of the world is 47 persons per square mile.
例如：平均人的头发的直径大约是25000纳米。
For example: an average human's hair is about 25000 nanometers in diameter.
尽管平均人的一生按这规律做梦的时间累计长达27年，科学家对于梦何以如此重要仍各执一词。
Amazingly, even though we spend about 27 years dreaming over the course of an average life, scientists still can't agree on why it's important.
忽视个体生命价值的群体性、否定感性生命意义的道德理性和追求“平均人”的中庸性使儒家人格不具备善、美品质。
It ignores the communal personalities of a human life value, and denies the moral sensible person-abilities of the perceptive life significance.
平均每年有400人死于这种疾病。
然而，根据美国疾病控制与预防中心的数据，人的平均身高（男性五英尺九英寸、女性五英尺四英寸）从1960年以来就没有改变过。
Yet according to the Centers for Disease Control an Prevention, Average height—5'9" for men, 5'4"for women—hasn't really changed since 1960.
该综述总结说，跑步者的平均寿命比不跑步者长3年，并且和其他运动形式相比，跑步更能使人延年益寿。
The review concluded that on average runners live three years longer than non-runners and that running does more to extend life than any other form of exercise.
政府推荐的普通成年人每日蛋白质摄取量为平均每天50到60克。
The government's recommended daily allowance for the average adult is 50 to 60 grams of protein a day.
对定期参加志愿服务帮助他人的成年人的调查数据显示，这类人群的平均寿命比不做志愿服务的成年人要长。
A statistic on adults who regularly engage in volunteer work helping others shows that they live longer, on average, than adults who do not volunteer.
在上世纪80年代和90年代，从平均来看，英国的年轻人变得更为富有。
In the 1980s and 1990s, young people in the UK became wealthier on average.
她说：“我见过非常昂贵的蛋白质补充剂，它们声称质量上乘，但它们可能不一定对达到平均健康的成年人有好处。”
"I've seen very expensive protein supplements that claim to be high quality but they might not really be beneficial for the average healthy adult," she says.
在每组18次试验中，平均而言，活着的老鼠释放社交机器人的可能性比非社交机器人高52%。
Across 18 trials each, the living rats were 52 percent more likely on average to set the social robot free than the asocial one.
这是不可能的，因为会有更多的雇主有更多的机会接触到比平均水平高得多且廉价的外国劳动力、机器人、软件、自动化技术和人才。
It can't when so many more employers have so much more access to so much more above average cheap foreign labor, cheap robotics, cheap software, cheap automation and cheap genius.
从18世纪和19世纪的日记和其他个人记录中，睡眠科学家已经得出结论——人的平均睡眠时间约为每晚9.5小时。
From diary entries and other personal accounts from the 18th and 19th centuries, sleep scientists have reached the conclusion—that the average person used to sleep about 9.5 hours a night.
随着人口平均年龄的增长，有越来越多的老年人需要照顾。
As the average age of the population increases, there are more and more old people to care for.
通过RelayRides 将汽车出租给他人的车主平均每月收入为250美元；有些人的收入超过1000美元。
Car owners who rent their vehicles to others using RelayRides make an average of $250 a month; some make more than $1000.
研究表明，血压高于平均水平的年轻人及其家族有高血压病史的人比其他人更有可能患上严重的高血压。
Studies show that young people with higher-than-average blood pressure and their families have a history of high blood pressure are more likely than others to develop a severe form of the condition.
挪威人的平均生活水平高于美国人，但对气候变化的贡献仅为美国人的一半。
The average Norwegian is better off than the average US citizen, but contributes about half as much to climate change.
两位作者对英国球迷做出统计，平均多少人确定下赛季还观看俱乐部比赛：大约一半呢。
The authors calculate the average proportion of English fans who are sure to watch their club next season: about half. People move to other towns.
平均每天有30人丧生——大约是上个月的两倍。
On average 30 people are dying every day-around double that of last month.
1947年，平均每个家庭拥有3.6人。
平均而言，人到60多岁的时候才感觉到脚痛，但脚疼有可能从二三十岁的时候就开始了。
On average, people develop pain in their 60s, but it can start as early as the 20s and 30s.
罗姆人的平均寿命预期比非罗姆人要少十到十二年。
On average life expectancy for Roma is ten to 12 years less than for non-Roma.
人的心脏平均每天跳动十万次左右。
由于指数是所有投资人的平均回报(收取费用前)，有些管理人能够超过指数回报，而有些则不能。
Because the index represents the average return of all investors before costs, some managers will beat the index while others will underperform.
示例的雇员总数约 100 人，他们平均分布在这两个地理位置上。
The sample population amounted to about 100 or so employees, evenly split between the two geographies.
但是在巴西，拉瓦雷的定义排除了一些略高于在平均收入人，他们一般被认为是中产阶级。
But Mr Ravallion's definition excludes people living on slightly above-average incomes in Brazil, who would generally be considered middle-class too.
相反，那服用安慰剂的10人平均喝了2.6杯酒。
By contrast, the 10 who were taking placebos consumed 2.6 drinks.
相反，那服用安慰剂的10人平均喝了2.6杯酒。
By contrast, the 10 who were taking placebos consumed 2.6 drinks.
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