This enables them to develop large populations.
这让他们能够保持的很大的种群数量。
To build the foundation for good health for large populations in a long-lasting way.
建立一个基础，以一种长期的方式使广大人民获得良好健康。
Many parts of the world, which once had large populations and produced plenty of crops.
世界上很多地区一度人口众多，种植大量的农作物；现在，这些地区已经变成了沙。
If you look at large populations, those with high levels of triglycerides always do worse.
如果看一下甘油三酸酯水平高的众多人口，这种情况是更糟糕的。
These large populations facilitate the detection of rare mutational or recombinational events.
这样的大群体有利于检出稀有的突变或重组子。
Both Israel and Japan, which have large populations of heavy cell phone users, urged more research.
以色列和日本，这两国都有着大量的手机频繁使用者，要求进行更多的研究。
Along the western Antarctica peninsula we have found large populations over like 30 miles of transects.
沿着西南极半岛，我们发现在大约30英里的横断面上有着大量蟹类。
Yet poverty continues to contribute to poor health, and poor health anchors large populations in poverty.
然而，贫困继续造成健康不佳，而健康不佳又使许多人群深陷贫困之中。
Humans are distributed worldwide, large populations inhabiting every continent on Earth except Antarctica.
人遍布世界各地，除南极洲之外，各个大洲都有大量人生存。
At the same time, we'll do 15-second radio commercials 3 times a day in selected cities with large populations.
同时，我们还会在被选中的人口较多的城市的电台广播中宣传，每天三次，每次时间为15秒。
At the same time, we'll do 15-second radio commercials 3 times a day in selected cities with large populations.
同时，我们还会选人口较多的城市，用电台广播宣传，每天三次，每次15秒。
That means the gene has the ability to transform even large populations in a short amount of time, Crisanti says.
Crisanti说，这意味着基因有能够在短时间内变成大群体的能力。
Vesuvius is considered one of the most dangerous volcanoes, as large populations lie in the path of potential eruptions.
由于大量人口居住在火山喷发的潜在路径上，维苏威火山被认为是最危险的火山之一。
For instance, some researchers studied the medical records of large populations of people who lived a few centuries ago.
例如，一些研究人员研究了生活在几百年前的大量人口的医疗记录。
There are also studies among large populations that show cardiovascular disease and even death by using this product.
也有通过大样本人口的研究显示使用该产品可引起心血管疾病甚至死亡。
China has countless cities with large populations and so on this point the United States and China cannot be compared.
中国人口多的城市是无法计数的，在这一方面中国和美国没法做比较。
Some rich countries have large populations without access to care because of inequitable arrangements for social protection.
由于不公平的社会保护安排，一些富裕国家有大量人口不能获得保健。
Even countries with large populations like Britain and the United States are seriously considering imitating the Swedes.
甚至如英国和美国这样人口众多的国家，也正在认真地考虑效法瑞典人。
Towards the end of the 21st century, projected sea-level rise will affect low-lying coastal areas with large populations.
21世纪末，海平面上升会影响人口众多的低海岸地区。
Yet for some, the situation is worsening - especially countries with large populations like Indonesia, Pakistan, and Sudan.
然而现在，形势正在恶化——尤其是那些人口大国，比如印度尼西亚，巴基斯坦和苏丹。
Furthermore, analysis of saliva may offer a cost-effective approach to assessment of periodontal disease in large populations.
另外，唾液的分析为大规模评价牙周病提供了花费较少的方法。
Studies show that mosquitoes are passing on the virus more frequently, and there are more outbreaks in cities with large populations.
研究表明，蚊子传播病毒越频繁，在人口众多的大城市爆发的疾病就越多。
Increases in malnutrition are expected to be especially severe in countries where large populations depend on rain-fed subsistence farming.
在广大人民依赖于通过降雨维持生存农业的国家，营养不良的增长预计将尤为严重。
But when selection is strong - as in large populations - it blocks the random genomic changes that throw up this greater complexity in the first place.
但是，强选择时——正如在大规模种群中——从一开始匆匆建成的这一复杂性更高的基因组的随机变化就受到阻碍。
Naturally there are individual differences among children, but across large populations, regionally and globally, the average growth is remarkably similar.
儿童之间虽然存在个体差异，但是在区域和全球大规模人群之间，平均生长显著相似。
Emergencies - whether caused by conflict or natural disasters - are extraordinary events that can jeopardize the health and survival of large populations.
紧急情况——或由冲突或由自然灾害导致——是可能危害大量人健康与生存的不寻常事件。
Mendelian genetics, genetic mapping techniques, and statistical analysis of large populations and their application to particular studies in behavioral genetics.
孟德尔遗传学，遗传定位技术，和大母群的统计分析及其在行为遗传学中特定研究之应用。
The area of desert in the world is growing every year. Many parts of the world, which once had large populations and produced plenty of crops, have become deserts.
世界上沙漠的面积每年都在扩大，许多地区曾经人口众多，五谷丰登，而今却成了沙漠。
The area of desert in the world is growing every year. Many parts of the world, which once had large populations and produced plenty of crops, have become deserts.
世界上沙漠的面积每年都在扩大，许多地区曾经人口众多，五谷丰登，而今却成了沙漠。
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