The actual level of intensity depends on such factors as the physical layout, population density, and productive activities of a metropolis.
实际的强度水平取决于诸如大城市的物理布局、人口密度和生产活动之类的因素。
"In the general population today, at this genetic, environmental level, we've pretty much gone as far as we can go," says anthropologist William Cameron Chumlea of Wright State University.
莱特州立大学的人类学家威廉·卡梅伦·楚姆利说：“在今天的一般人群中，在这种遗传和环境水平下，我们已经走到了我们力所能及的程度。”
For example, economists can plot a relationship between the proportion of the population aged between 35 and 59 (when people save most) and the level of real interest rates.
比方说，经济学家可以画出35岁至59岁人群(存最多钱的一部分人)的比例与实际利率水平的关系曲线。
One reason to suspect this is that a country's level of Toxoplasma infection seems to be related to the level of neuroticism displayed by its population.
导致这一怀疑的现象有几点。首先，一个国家人口的弓形虫病感染比率似乎和其国民的神经敏感程度有某种联系。
More than 30% of the valley's population still falls beneath America's official poverty level, according to Sister Maria Sanchez of valley Interfaith, a local charity.
据山谷超信仰玛利亚·桑切斯姐妹，一个地方慈善团体称，山谷里30%的人口的生活水平仍处于美国官方贫困线以下。
Widespread obesity in a population is not a marker of failure of individual willpower, but of failure in policies at the highest level.
人群中普遍存在肥胖情况不是个人意志消退的标志，而是最高级别上政策的失灵。
The fertility rate is the number of children a woman can expect during her lifetime; 2.1 is the replacement level, the point at which the population stabilises.
人口出生率是指女性一生预期生养的儿童数目；2.1是更替水平，人口在这一点上保持稳定。
Second, the quality of population and cultural point of view, the transfer of surplus labor out of agriculture is generally low educational level.
二是从人口文化素质来看，转移出去的农业剩余劳动力文化水平普遍偏低。
That means recent grads have about the same level of unemployment as the general population.
这意味着刚毕业的大学生失业率与一般群体的失业率几乎不相上下。
The transmission of N. meningitidis is facilitated by overcrowded housing at family level and by large population displacements due to pilgrimages and traditional markets at regional level.
由于家庭层次过度拥挤的住房以及地区层次朝圣和传统市场造成大量人口流离失所，推动了脑膜炎奈瑟菌的传播。
Figures from the Office for National Statistics published last year showed the proportion of the population getting married had dropped to its lowest level since records began, in 1862.
去年国家统计办公室公布的数据显示，人口结婚比例降到自1862有记录以来最低水平。
Science spending was huge, the space race was going at full speed, the education level of the population increased dramatically.
科学投入巨大，太空竞赛正在全速进行，全民的教育水平急剧增长。
The intermediante level of education of rural-urban black migrants has seved to lower the average level of education in both the black population of origin and the area of destination.
乡-城黑人移民不高不低的教育水平导致来源地（农村）和目的地（城市）黑人的平均教育水平下降。
In 1991 the education system was reaching a relatively large part of the population, at least at the elementary level.
1991年教育系统普及相当多的人口，至少在初中水平。
About 20.5 million Americans, or 6.7 percent of the US population, make up the poorest poor, defined as those at 50 percent or less of the official poverty level.
约有2050万美国人(占美国人口的6.7%)属于极贫人口，也就是生活水平在官方贫困水平的50%以下的人口。
Researchers say the world's population will level off at about 9billion in the middle of the century.
研究人员称，到本世纪中期，全球人口将会稳定在90亿左右。
Abancay is a beautiful town, 7000 feet above sea level with a population of 80,000 people.
阿班凯是一个海拔7000英尺(约2133.6米)的美丽城镇，人口达8万。
Another synthetic biology inspired malaria project aims to stop transmission of the disease at the level of its vectors by engineering a genetic system to establish itself in a mosquito population.
另一个受到合成生物启发的疟疾工程目标是通过从媒介层面防止疾病的传播，也就是建立一个基因体系作用在蚊子种群当中。
Both these scientists warned that the sea-level rise would adversely impact 35 per cent of the world's human population as they live in coastal regions.
这两位科学家都警告说，海平面上升将对世界35%的人口产生不利影响，因为他们生活在沿海地区。
This will only be exacerbated by the predicted consequences of climate change on water availability, food security, sea-level rise and population distribution.
而气候变化对供水、粮食保障、海平面上升以及人口分布产生的可预测影响只会使这场争夺战愈演愈烈。
The entire population, including the young, the old, and the infirm, might enjoy a higher level of mobility without requiring advanced driving skills.
社会全体成员，包括老老少少与体弱者，也许都不需习得娴熟的驾车技巧就能较为自由地奔驰了。
The human population benefits greatly from poultry meat and eggs, which provide food containing high-quality protein, and a low level of fat with a desirable fatty acid profile.
禽肉和禽蛋对人类大有益处，为人类提供食物所含的高质量蛋白质，并且脂肪含量较低，脂肪酸含量较高。
The Ecuadorian population examined by Kronforst and his colleagues shows the same white and yellow variation found in Costa Rica but has not yet reached a level of strong reproductive isolation.
通过科瑞·福特斯和他的同事的调查得出，厄瓜多尔的蝴蝶种群与哥斯达黎加的蝴蝶种群一样，都具有白色与黄色种群的变异，但是并未达到一种显著的生殖隔离的水平。
The entire population, regardless of income or class, was entitled to the same quality and level of education.
所有人民，不论收入多少，社会地位高低，都有相同的受教育权利。
However our research shows that preferences may instead be explained by responses to different environmental factors like a low level of health in the population.
然而，我们的研究表明，这种喜好也会受到环境因素的影响，比如健康状况的好坏。
The factor affecting the housing consumption of the town residents is various, including the income level, housing price, population factor, policy about finance and tax etc.
影响城镇居民住房消费需求的因素是多方面的，包括收入水平、住房价格、人口因素、金融和税收政策等等。
After three months 60% of the population had heard of the service-a level of awareness that M-PESA took a year to achieve, according to MTN.
按照MTN的说法，营销战3个月后人口中的60%都已听过这种服务，这大约是一年前M -PESA所达到的水平。
After three months 60% of the population had heard of the service-a level of awareness that M-PESA took a year to achieve, according to MTN.
按照MTN的说法，营销战3个月后人口中的60%都已听过这种服务，这大约是一年前M -PESA所达到的水平。
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