urban population problem

The bank drew up a fresh index to get around the knotty problem of defining "urban"; this new measure puts the world's city-dwelling population at about 47% in 2000.

世行新创了一种计算方法，绕过了棘手的“城市”定义问题，得出2000年世界城市居民人口约占(世界总人口的)47%。

Europe's urban problem lies with stagnant or slow-growing population levels, and in the south at least, very weak economies.

欧洲的城市问题在于人口增长缓慢或停滞，南部地区经济疲软。

Owing to the over population in urban areas and the lack of employment opportunity, the crime rate is also a huge problem we are faced with.

由于城市地区人口过多和就业机会不足，犯罪率也是我们面临的一个巨大问题。