The ISTP team's research demonstrates that the population and job density of cities rose or remained constant in the 1980s after decades of decline.

ISTP 团队的研究表明，在经历了几十年的衰退后，城市人口和工作密度在20世纪80年代上升或保持不变。

youdao

The current system requires constant sustainment intervention to maintain operations and does not address the growing population of small and micro satellites in orbit.

目前系统需要不断操作干预以保持运作，并且没有解决日益增长的轨道上小型和微型卫星的数量。

youdao

It says rapid population growth and a bulge in the number of young people means the absolute number of people in Africa living in dire poverty may remain broadly constant.

该报告说，人口的快速增长和众多的年轻人意味着生活在贫困线以下的非洲人口的绝对数量可能会大致保持稳定。

youdao

And,this constant movement of population also affects the humanitarian workers as it makes the planning and the delivery of aid much more difficult because we cannot predict where the people are going or if they are coming back."

VOA: standard.2009.06.21

More specifically, imagine the simplest case of a population of a constant size - say a million (the approximate size of the Holy Land at the time of Jesus).

BBC: Family trees: Tracing the world's ancestor

Mr White said over the past 10 years there had been a constant movement of population from the "Donegal side of the Foyle" to the east bank and other parts of Northern Ireland.

BBC: News - Fears over Protestant exodus from Derry west bank

Israel, like the United States, has struggled to find a way to secure its borders and its population while dealing with a constant stream of immigrants from neighboring countries and, increasingly, the African continent.

FORBES: Israel Forcibly Injected African Immigrants with Birth Control, Report Claims