哪个国家的人口更多，中国还是加拿大？
这意味着人口更多的州有更多选举人，人口较少的州则较少。
This means states with bigger populations have more electors and states with lower populations have fewer.
悲观者认为人口更多反而阻碍人们变得富裕，贫穷和无节制的生育会形成恶性循环。
Pessimists feared that if rising population prevented the world's poor from advancing, they would get caught in a cycle of poverty and large families.
印度缺乏技能的失业人口更多，浪费了国家资源。印度人口应当稳定下来。
India has more unskilled unemployable population using national resources for nothing. Indian population needs stabilization.
为快速增长的人口提供更多的食物是机械工程师的另一个角色。
Providing more food for the rapidly increasing population is yet another role for the mechanical engineer.
在其至少十年来平均每年的人口增长超60万的加州，人们正在建设更多的住宅。
In California, where population growth has averaged more than 600,000 a year for at least a decade, more residential housing is being built.
除非农村经济能够生产足够的额外粮食来养活更多的人，否则人口不可能增长。
Populations cannot grow unless the rural economy can produce enough additional food to feed more people.
根据最近发表的一项关于人口的研究，如果老年人要对社会作出贡献而不是成为经济负担，就必须给他们更多学习机会。
Older people must be given more chances to learn if they are to contribute to society rather than be a financial burden, according to a new study on population published recently.
国家必须修建更多的灌溉工程来养活不断增长的人口，这为精英阶层带来了更多的权力和财富。
More irrigation works would have to be built to feed the growing population, and this resulted in more power and wealth for the elite.
我是说，随着人口增长，路上车辆更多了，机械也更多了，他们肯定不能只依赖于甘蔗（作为生物燃料）吧？
I mean, as the population grows and there are more vehicles on the roads and there's more machinery, surely they can't depend so much on sugar cane?
为了做出更准确的人口预测，人口统计学家必须比现在更多地了解生育率的社会和经济决定因素。
To develop more accurate population forecasts, demographers have to know a great deal more than now about the social and economic determinants of fertility.
为了养活更多的人口，人类需要获得可耕地，因此大量的树木被砍伐。
To feed the larger population, humans need to obtain arable lands, so there is a massive clearing of trees.
人类为了养活比以前更多的人口，需要获得可耕地，因此大量砍伐树木。
To feed the larger population, humans need to obtain arable land, so there is a massive clearing of trees.
原因是显而易见的：美国的人口老龄化意味着更多工作机会。
随着二孩政策的开放，中国的人口将会变得更多。
With the opening of the two-child policy, the population of China will become larger.
我们需要更多的食物来养活世界上不断增长的人口。
当然，也会有更多的老龄化人口。
其次，不断扩张的人口规模需要更多的生存空间，而森林往往是人类愿意牺牲的第一个选择。
Secondly, the expanding human population requires more living space, and forests are always the first choice humans decide to sacrifice.
随着越来越多的国家变得更加富有，城市和人口的扩张，人们扔掉更多的垃圾。
As countries get richer and more urban and their populations expand, they throw away ever more stuff.
虽然新增结核病病例由于人口增长有所增加，更多的病人获得了成功的治疗。
Despite a rise in the number of new tuberculosis (TB) cases worldwide - due to an increase in population - more people are being successfully treated.
为了供养不断增长的人口，农业必须提供更多的粮食。
To feed a growing population, agriculture must provide more food.
更多的人口则意味着更多的住房，意味着更少的耕地。
More people mean more houses, which means less land to grow crops.
随大量人口步入老龄，他们今后会需要更多照顾。
With far more people reaching a great age, a lot more such care will be needed in future.
所以，失业率下降的真正原因是更多的失业人口成功就业了。
So the unemployment rate fell because more of the unemployed became employed.
世界银行建议逐步取消户籍制度以鼓励更多人口迁往城市认为逐步取消户籍制度可以鼓励更多人口迁往城市。
The bank suggests that phasing out the household-registration system would encourage more people to move to the city.
世界银行建议逐步取消户籍制度以鼓励更多人口迁往城市认为逐步取消户籍制度可以鼓励更多人口迁往城市。
The bank suggests that phasing out the household-registration system would encourage more people to move to the city.
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