它并不是由于某种原因而在过去几百年里减少的庞大人口的残余。
It's not a remnant of some huge population that is dwindled in the last few hundred years for some reason.
庞大人口的优势和劣势一直以来都是经济学家们讨论的话题。
The advantages and disadvantages of a large population have long been a subject of discussion among economists.
而中国正在寻找战略资源交易，来为其庞大人口的长期安全提供保障。
China is on the hunt for strategic resource deals to provide for the long-term security of its huge population.
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