Population is the main of market. The change of population age structure will bring change of consuming demand and development trend.

人口是市场的主体，人口年龄结构的变动必然也会引起市场的消费需求和发展趋向的变化。

youdao

Gansu, as the second largest population province in Northwest region, the change of population age structure causes "silver wave" and "golden era" coming together.

甘肃作为西北第二人口大省，人口年龄结构变化导致的“银色浪潮”与“黄金时代”同时到来。

youdao

The problems of excessive energy consumption, climate change and population growth have been described in a book by the American writer Thomas.

美国作家托马斯的一本书中描述了能源消耗过度、气候变化和人口增长的问题。

youdao

"Whether or not they blame Karzai for that personally, I think that there is a general sense among significant parts of the population that it may be time for a change.

VOA: standard.2009.08.03

And so this is a substantial change in the interaction of a microorganism with a population, right?

所以这是微生物和人类,之间关系的一个巨大改变,对吧

耶鲁公开课 - 生物医学工程探索课程节选

If X is the number of cells, then the rate of change of X, dX/dt, the rate of change of the cell population, how fast division is taking is proportional to the number of cells I have.

如果X是细胞数目,那么X的改变率就是dX/dt,就是细胞数目的改变率,分裂的速度有多快,和细胞数量呈比例关系

耶鲁公开课 - 生物医学工程探索课程节选

Professor Elspeth Graham, of the ESRC Centre for Population Change, estimated the number of over 75s in the Scottish population would increase from the current number of 0.4m over 75s rising to around 0.7m by 2035.

BBC: Finance Committee 1

Problems arise from conflicts between different uses of coastal land and waters, overexploitation of coastal resources, discharge of wastes and effluents into coastal waters, increasing stress by sea level change and growth of coastal population.

UNESCO: Water Portal | Water Events Worldwide

Rarely addressed in the context of climate change, future population trends could make the difference between success and failure in the long-term balance of human activities, atmosphere, and climate.

UNESCO: Climate change