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 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？
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。
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。
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。
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。
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。
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。
Moreover, Harvard alumni have seen a decrease in salaries.
不仅如此，哈佛校友的薪酬还有所降低。
A decrease in the money supply, causing a sharp fall in prices.
货币供应的减少，导致物价的急剧下降。
Similarly, the reverse movement represents a decrease in demand.
同样地，需求曲线反向移动表示需求减少。
A 15 to 25 percent decrease in the extent of Arctic Ocean sea ice.
北冰洋的海冰范围会缩水百分之十五到二十五。
This in turn will cause a decrease in overall medical costs in Corpora.
这又将会导致Corpora总体医疗费用的下降。
According to Nucleus Research, Facebook causes a 1.5% decrease in employee productivity.
Nucleus Research研究公司表示，Facebook会使员工生产力下降1.5%。
For the majority of the days, there was a decrease in the overall visits between 5% and 15%.
在大部分日子里，总访问数下降5%到15%。
These surveys showed a relatively large decrease in food insecurity between 1999 and 2008.
这些调查表明1999到2008年间,食品无保障情况呈相对大幅度下降的趋势。
So the team expected the brain scans would show a decrease in brain activity in this area.
所以该研究团队本希望在脑部扫描时会看到该区域活动减缓的状况。
There may be a positive by product of our troubled times: a decrease in the urge to complain.
这可能是动荡时代带来的一个正面效果：人们的抱怨冲动有所收敛。
Some have argued that the decrease in study time has to do with advances in education technology.
有的人认为，学习时间的减少和教育科技的进步相关。
The higher dose group had a 73% decrease in fat compounds. The lower dose group had a 27% decrease.
高剂量组中脂肪化合物降低73%，低剂量组中降低27%。
The higher dose group had a 73% decrease in fat compounds. The lower dose group had a 27% decrease.
高剂量组中脂肪化合物降低73%，低剂量组中降低27%。
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