The colony growth rate was different among individuals in one population.
不同个体的菌落生长速率有差异。
Except scientists have found out that a song doesn't stay limited to just one population.
然而科学家们发现一首歌并不只在一个群体里流行。
But over the next few months, one population will be at very high risk: college freshmen.
不过，在接下来的几个月里，有一群正处于这种高风险之中的人：大学新生。
All the males in one population sing the same song, but occasionally they invent an entirely new one.
一个种群中所有的雄鲸都唱同一首歌，但是偶尔他们也会发明一首全新的歌。
All the males in one population sing the same song, but occasionally they invent an entirely new one.
一个种群中所有的雄鲸都演奏同样的歌声。但是偶尔他们也会发明一首全新的歌。
Can conclusions based on results from one population be used to extrapolate to a different population?
由一个群体所获得的结论是否可以扩展到不同的群体？
Only one population (the Western whip snake of France) showed a sign of increasing during that four-year-period.
在这四年中，仅有一种蛇(西部的法国鞭蛇)的数量显示出增长的迹象。
"There is no single gene, no single DNA marker, that would distinguish one population from another," Myers said.
“没有一个单独的基因，或单独的一个DNA标记，可以将不同的种群区分开来，”Myers说。
In fact, there is no scientific basis for theories pushing the genetic superiority of any one population over another.
实际上，那种认为某一种群比另一种群的基因更优越的理论是毫无科学根据的。
Since factors influencing demand vary greatly by region and context, findings from one population cannot always be extrapolated to another.
由于影响需求的因素在不同的地区和环境存有很大差异，针对一种人群的研究成果通常不能借此推断另外一个人群。
One hypothesis is that it's a natural phenomenon, that the starfish naturally undergo population fluctuations following particularly good spawning years.
有一种假说认为，这是一种自然现象；在特别适合产卵的那几年后，刺冠海星自然会经历种群数量的波动。
No one disputes the costs in quality of life and depleted health budgets of an obese population, but the quest for solutions gets diverted by ideological arguments around responsibility and choice.
没有人会质疑肥胖人群在生活质量上付出的成本和医疗预算的损耗，但寻求解决方案的注意力被围绕责任和选择的意识形态争论所转移了。
I really learned a lot from your lecture, the one about analyzing all those different segments of the population.
我真的从你的演讲中学到了很多，尤其是关于分析人口的不同阶层的那部分。
In America, a one-percentage point increase in the proportion of immigrants in the population made the native-born 0.05% better off.
在美国，移民在人口中所占比例每增加一个百分点，本土出生的人口生活水平就会提高0.05%。
If the virus had been capable of spreading through the air, or if one infected person had unknowingly entered a large population center, Ebola might have become a worldwide epidemic.
如果这种病毒能够通过空气传播，或者如果一名感染者在不知情的情况下进入了人口密集的地区，那么埃博拉可能已经成为一种全球流行病。
That shift affected only one segment of the population.
这种转变只影响了一部分人口。
Roughly one-half of the world's population, including virtually all of East and Southeast Asia also, is wholly dependent on rice to be its staple food.
世界上大约一半的人口，包括几乎所有的东亚和东南亚国家，都完全以大米作为主食。
However, an experimental release of iron compounds into one such area failed to produce a thriving plankton population, even though local iron concentrations increased immediately.
然而，尽管当地铁浓度立即提高，在一个这样的区域实验释放铁化合物却没有产生大量的浮游生物。
The tourist increase is one key reason the city's population is down from 175,000 in the 1950s.
游客人数的增加是该市人口从20世纪50年代的17.5万人下降到目前人数的一个关键原因。
But fear of public speaking, which everyone must do from time to time, afflicts one-third of the population.
三分之一的人都有演讲恐惧症，但这是每个人都时不时要做的事情。
Monowi has got a population of one—Elsie.
莫诺维只有一个人口，那就是埃希尔。
That is almost one fifth of the world's population.
这几乎是世界人口的五分之一。
Yuan helped China work a great wonder—feeding nearly one-fifth of the world's population with less than 9% of the world's total farmland,
袁为中国创造出了一个伟大奇迹——用世界不到9%的土地养活了近五分之一的世界人口。
For one thing, they help control the rat and mouse population.
一方面，它们有助于控制老鼠的数量。
Putonghua (or Mandarin), the predominant dialect, is spoken by over 70% of the population and is one of the 6 official languages of the United Nations.
普通话是最普遍的方言，中国70%以上的人口说普通话，普通话还是联合国六种官方语言之一。
With a population of more than 9 million, Lima is one of the largest cities and the only capital in South America that faces the ocean.
利马的人口超过900万，是南美洲最大的城市之一，也是南美洲唯一面朝大海的首都。
Yet though every rich country has a climate-change policy, few have a population one (there are historical reasons for that).
然而尽管每个富国都有一个气候变化政策，却很少有人口政策(有历史原因)。
Many countries have less than one mental health specialist per one million population.
许多国家每百万人口拥有的精神卫生专家尚不足一人。
One third of the population doesn’t even have a gag reflex!
三分之一的人口甚至没有咽反射！
One third of the population doesn’t even have a gag reflex!
三分之一的人口甚至没有咽反射！
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