There has been some decrease in military spending this year.
今年的军费开支有所减少。
There has been a decrease in traffic accidents.
交通事故减少了。
Last year there was a 20% decrease in his earnings.
去年他的收入减少了20%。
There could be a slight decrease in his weight but he eats too much.
他的体重可能略有下降，但他还是吃很多。
A decrease in face-to-face social contact can precipitate depression.
面对面社交接触的减少会导致抑郁。
Reactivity is an increase in negative emotions or a decrease in positive emotions.
情绪反应是指消极情绪的增加或积极情绪的减少。
The economic problems have certainly been one reason for the decrease in champagne sales.
经济问题当然是香槟销量下降的原因之一。
The destruction of coral through land use activities would cause a decrease in the number of predators that feed on Acanthaster larvae.
通过土地利用活动对珊瑚的破坏会导致以棘星幼虫为食的捕食者数量减少。
The biggest change has been the decrease in sales since the great boom years in 1980s when champagne production and sales reached record levels.
最大的变化是，自20世纪80年代香槟的生产和销售达到创纪录水平的大繁荣时期后，销量一直在下降。
Schools that show a decrease in deliberate destruction of property can receive the amount of money that would be spent on repairs and replacements.
如果校内故意破坏公物的行为减少，那么学校就可以获得用于维修和更换物品的资金。
The land started to get drier, which in turn caused a huge decrease in the amount of vegetation because vegetation doesn't grow as well in dry soil, right?
土地开始变得干燥，这反过来又导致了植被数量的大量减少，因为植被在干燥的土壤里无法生长得很好，对吧？
This decrease in cost allows researchers, hobbyists and even elementary school groups to put simple instruments into LEO or even having them deployed from the ISS.
成本的降低使得研究人员、业余爱好者甚至小学生能够将简单的仪器放入近地轨道，甚至可以由国际空间站对它们进行部署。
Because of this increased concentration, regrowth of plants is minimal, leading to increased erosion, which leads to a decrease in the fertile topsoil, leading to even less regrowth.
由于浓度的增加，植物的再生长很少，导致侵蚀增加，使得肥沃的表层土壤减少，再生长更少。
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。
In Spain and Portugal there has been a decrease in the number of young people out of work.
在西班牙和葡萄牙，失业青年人数已经有所下降。
More than 300 million people in South Asia are likely to be affected even with a 5% decrease in the length of the growing season.
即使生长季节缩短5%，南亚仍有超过3亿人可能受到影响。
In light of this discovery, collectors predict that the life-size sculptures will decrease in value while the miniatures increase in value.
根据这一发现，收藏家们预测，真人大小的雕塑将会贬值，而微型的雕塑将会升值。
Plant species dependent solely on seeds for survival or dispersal are obviously more vulnerable to any decrease in plant fecundity that occurs.
显然，仅依靠种子生存或传播的植物物种更容易受到植物繁殖力下降的影响。
Instead, the expansion of agriculture and a steady decrease in the number of male farmworkers combined to cause the industry to hire more women in the postwar years.
相反，农业的扩张和男性农场工人数量的持续下降，导致了该行业在战后雇用了更多的女性。
There has been a progressive decrease in population every year in this city.
这个城市的人口在逐年递减。
There may be a decrease in performance.
这可能会降低性能。
One district saw a 72% decrease in murders.
一个行政区谋杀现象甚至下降了72%。
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