As the population of world increases continuously, energy crisis, which is the global problem, is increasingly rigorous.
随着世界人口的不断增长，能源危机这一全球性的问题日益严峻。
Looking still further ahead, by the end of the next century world population is expected to be about ten billion.
再往远看，到下个世纪末，世界人口预期达到一百亿左右。
A 20-year action plan for cutting the rate of world population growth is expected to win wide approval today in Cairo.
一项旨在降低世界人口增长率的20年行动计划今天在开罗有望获得广泛认可。
As a matter of the utmost urgency, the world has to keep balance between over population and finite resources.
当务之急是，世界必须在过剩的人口和有限的资源之间保持平衡。
The idea of a world population crisis is therefore unlikely, although population pressure might have arisen in some areas.
尽管在一些地区可能出现了人口压力，世界人口危机是不太可能发生的。
The 1939-45 world war involved the mass of the population.
1939至1945年间的世界大战卷入了多数民众。
On 8 June 2004, more than half the population of the world were treated to a rare astronomical event.
2004年6月8日，世界上一半以上的人有幸目睹了罕见的天文现象。
The average population density of the world is 47 persons per square mile.
世界平均人口密度为每平方英里47人。
On the other hand, the population of the world is growing.
另一方面，世界人口正在增加。
Experts say drip irrigation is an innovation whose importance is growing, as climate change and rising population strain water supplies in many parts of the world.
专家表示，随着气候变化和人口增长对世界上许多地区的水资源供应造成压力，滴灌这种创新做法显得越来越重要。
The population of the world continues to increase, but in some areas the population is falling.
世界人口继续增加，但在一些地区人口正在下降。
However, as the population of the world is getting larger, competition is getting fiercer.
然而，随着世界人口增长，竞争也愈加激烈。
The population of China is the largest in the world.
中国是世界上人口最多的国家。
"Sleep problems endanger health and quality of life for up to 45% of the world's population," according to the World Sleep Society.
世界睡眠协会称：“睡眠问题危及世界上45%的人口的健康和生活质量。”
We know China is a country with a large population and will be the leader of the economy around the world in the future.
我们知道中国是一个人口大国，未来将成为世界经济的领导者。
As "Father of Hybrid Rice", Yuan Longping got over great difficulties and spent his whole life working to reduce world hunger and helping to feed the country with the largest population.
作为“杂交水稻之父”，袁隆平克服了巨大的困难，用其一生致力于减少世界饥饿，帮助养活了世界上人口最多的国家。
We need to start thinking about the fact that half the population of the world lives on one or two dollars a day.
我们必须了解这样一个事实，那就是这世界将近一半的人口仍然每天只能依靠一到二美元来度日。
Together, China and the United States account for about one third of the world economy, one quarter of the world population and one fifth of the international trade.
中美两国经济总量占世界的三分之一，人口之和占世界的四分之一，贸易总额占世界的五分之一。
Biotechnology has real potential to help meet the challenges of feeding a growing world population.
生物技术确实具有潜力，可帮助应对供养日益增多的世界人口的挑战。
But when the new power from the use of tools has been exploited, the rate of world population growth fell and became almost stable.
但当工具的使用所产生的新动力被充分利用以后，世界人口增长率下降并且趋于稳定。
In the middle of the twentieth century, world population was expanding faster than food production.
在二十世纪中叶，全世界人口增长的速度远远地高于粮食产量的增长速度。
Upon their success or not will depend the future of huge sections of the world population.
其成功与否将取决于未来世界人口的绝大部分。
The very success of many parts of the world in limiting population has sapped donors' enthusiasm.
正是许多国家有效地控制了人口的增长使得捐赠者热情减退。
It is common: in some parts of the world as much as 60% of the population is infected with it.
它很普通：世界某些地区多达60%的人口都受到感染。
China has the largest population of football fans in the world.
有人说，中国拥有全世界最大的球迷群。
With 4% of the world population, America contributes 27% of the world GDP and consumes 50% of the military expenditure.
占世界人口4%左右的美国占据了世界GDP的27%、军费的50%。
With 4% of the world population, America contributes 27% of the world GDP and consumes 50% of the military expenditure.
占世界人口4%左右的美国占据了世界GDP的27%、军费的50%。
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