For example,in parts of Chobe the large elephant population has actually harmed the environment.

VOA: special.2009.08.19

You're not intervening with people, you're observing usually large numbers of people in a population.

不干涉他人生活,只是观察一个人群中的许多个体

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

That explains, in large part, why there was such a decline in population, why the Dark Ages were so dark, lots of poverty, lots of starvation, but also, as I suggested when I spoke of this earlier, also the freedom if you could make it, to learn and also to grow stronger.

这解释了,在绝大部分地区,为什么存在着这一类的人口消减,为什么黑暗时代如此黑暗,如此贫困,如此多的饥荒,但是同时,就如在我之前所提到的,同样可以,如果做得到的话,去学习以及使自身强大

耶鲁公开课 - 古希腊历史简介课程节选

They are known as Asian Carp and the explosion of their population in the Illinois River is a concern to large-river ecologist Kevin Irons.

VOA: standard.2010.07.20

"Of course we are aware of the civilian population, of a large number of people in the area in and around the Swat Valley."

VOA: standard.2009.06.17

"There is an element of truth in that,". "But the option to simply starve a large population of civilians because you have a parasitic insurgency group attached to them is not a choice.

VOA: standard.2009.04.26

"Prevention of HIV among young people is of critical importance in this country where a large part of the population is young, and where sexual relations start very early and they are not protected.

VOA: standard.2009.04.24

The plan has stirred opposition in Englewood, which has a large Jewish population and which is near the homes of some family members of Americans killed in the 1988 airliner bombing over Lockerbie,Scotland, for which Libya accepted responsibility and paid compensation.

VOA: standard.2009.08.24