This is the decline in the growth in yields of some of the world's major crops.
这是世界上一些主要农作物产量增长速度的下降。
The aim is to reverse the decline in the number of tree species or at least to preserve the "genetic material" of all of them.
其目的是扭转树种数量下降的趋势，或至少保存所有树种的“遗传物质”。
Changes in the visa process caused a dramatic decline in the number of foreign students seeking admission to U.S. universities.
签证程序的变化导致申请美国大学的外国学生数量急剧下降。
With this new use for salicylates, we can expect a continued steady decline in the number of headaches suffered by the average citizen of Mentia.
有了水杨酸盐的这种新用途，我们可以预期Mentia 普通市民患头痛的数量会持续稳步下降。
The question of whether the decrease in plant fecundity caused by the spraying of pesticides actually causes a decline in the overall population of flowering plant species still remains unanswered.
喷洒杀虫剂导致的植物繁殖力下降是否真的会导致开花植物物种总数的下降，这个问题仍然没有答案。
Women's liberation opened up new professional opportunities for women, and, over time, some of the best left teaching as a career option, bringing about a gradual decline in the quality of schooling.
妇女解放运动为妇女开辟了新的职业机会。因此，随着时间的推移，一些女性人才逐渐不把教师纳入职业选择范围内，导致了教育质量的逐步下降。
Official figures show a sharp decline in the number of foreign tourists.
官方数字显示外国游客数量骤降。
That should help us determine how to prevent further decline in the population.
这将有助于我们确定如何防止人口的进一步下降。
The scientific evidence from countries like Australia, Canada, and the USA clearly indicates a decline in the birds' numbers.
来自澳大利亚、加拿大和美国等国家的科学证据清楚地表明，这种鸟类的数量下降了。
Changes in the visa process caused a dramatic decline in the number of foreign students seeking admission to the U.S. universities.
签证程序的变化导致申请美国大学的外国学生数量急剧下降。
The sharp hit to growth predicted around the world and in the UK could lead to a decline in the everyday services we depend on for our well-being and for growth.
全球以及英国的经济增长预估受到重创，这可能导致日常服务的减少，而这些服务是我们的福祉和经济发展所依赖的。
I think we'll see a major decline in the dollar over time.
我预计假以时日，美元将大幅下跌。
But that decline in the Labour force is a statistical illusion.
不过，此次劳动力的减少仅仅是统计失真而已。
US magazine circulation continued to decline in the first half of 2010.
今年上半年，美国杂志发行量延续颓势。
The decline in the total number of deaths obscures a more complicated story.
死亡人数的下降掩盖了另一个更为复杂的情况。
That is the biggest decline in The Economist’s house-price index (see chart).
这是经济学人杂志住房价格指数里最大的跌幅（如图所示）。
In some countries the speed of decline in the fertility rate has been astonishing.
有些国家生育率的下降更是惊人地快。
The health education caused a decline in the incidence of diarrhoeal diseases.
卫生教育降低了腹泻病的发生率。
The decline in the number of people taking in children now appears to have halted.
儿童保育员的数目现在似乎不再减少了。
This has easily offset the general decline in the birthrate of advanced countries.
发达国家的出生率的普遍降低被轻易抵消。
It was the fifth consecutive monthly decline in the figures from the research group NPD.
在NPD调查集团数据里，这已经是连续第五个月下降。
The projections suggest a flattening off and then a slight decline in the foreseeable future.
在可预见的未来，人口预期是维持平缓水平然后缓慢下降。
For the last decade Danish People "s Church has seen a decline in the number of memberships."
在过去的十年间，丹麦人民教的成员人数呈下降趋势。
The decline in the number of foreign visitors may have been mitigated somewhat by Indian tourists.
国际旅游人数的下降可能会对印度游客的出游有所缓和。
In 1997 researchers had begun pointing to a dramatic decline in the age of puberty in America.
早在1997年，就有研究人员指出，美国青少年青春期发育年龄大大下降。
In 1997 researchers had begun pointing to a dramatic decline in the age of puberty in America.
早在1997年，就有研究人员指出，美国青少年青春期发育年龄大大下降。
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