Alzheimer's is usually not found in the general population until people are over the age of sixty-five.

VOA: special.2009.09.09

But in general, for each neurotransmitter that released it there would only be one population of receptors that's ready to receive it.

但总体说,每一种在此释放的神经递质,只能被一类受体接受

耶鲁公开课 - 生物医学工程探索课程节选

Well, this shows what happened in the period after this vaccine was introduced into the general population so that would have been in 1954.

这表明了,疫苗在一九五四年,引入大众后的一段时间内,发生了什么样的情况

耶鲁公开课 - 生物医学工程探索课程节选

The intensive care patients were then compared to elderly patients assigned to other hospital units or in the general Medicare population.

VOA: standard.2010.03.07

It wasn't used in the general population.

该疫苗没有用于普通大众

耶鲁公开课 - 生物医学工程探索课程节选

General McChrystal is expected to ask for tens of thousands more troops in an effort to bring stability to Afghan population centers.

VOA: standard.2009.09.23

General McChrystal has said winning the population's trust is central to success in Afghanistan.

VOA: standard.2009.10.12