Or make major changes in activity that has already begun.
或者在一个已经开始的行为中进行较多的改变。
The sun is not considered a variable star, but it does undergo periodic changes in activity known as the sunspot cycle.
太阳是不被认为是变星，但它的变化进行定期的活动被称为太阳黑子周期。
After the three months, the men had changes in activity in about 500 genes — including 48 that were turned on and 453 genes that were turned off.
3个月后，这些男子大约500个基因的活性发生变化-其中48个基因被打开，453被关闭。
There are changes in activity of certain brain regions which occur during an acute migraine attack that give rise not just to pain, but a wide variety of symptoms.
急性偏头痛发作时，大脑某些区域的活动会有所改变，这样引起的不仅仅是疼痛，还有一系列其它症状。
To start his search, Shaw subjected the flies to different kinds of sleep deprivation and used microarrays to look for changes in activity in many different genes.
研究初始阶段，肖博士让果蝇经受不同程度的睡眠剥夺并运用微排列法测定多种不同基因中出现的活性改变。
To see how the brain responds to pain emanating from different teeth, the researchers used fMRI to monitor changes in activity when the upper tooth or the lower tooth was zapped.
为了分析大脑如何对不同牙齿的痛疼作出反应，研究人员利用功能磁共振成像监视上牙或下牙在受到脉冲刺激时的活动。
To rule out the variation in brain activity that would be expected when someone listens to a call normally, changes in activity were monitored while the phone was taking a call but was muted.
为了排除人们正常接听电话时带来的脑活动力的变化，手机通话时消除了声音，同时监测脑活动力的变化。
Changes in the money supply affect the level of economic activity and the interest rate.
货币供给的变化影响经济活动水平和利率。
If the EEG device can be found to be consistent with changes in brain activity observed by researchers, then a hat to warn of impending errors may become a reality.
如果脑电图装置能被发现与研究者观测的的大脑活动改变相符合，那么一个帽子能预警即将发生的错误可能会成为现实。
What sets current changes in landslide activity apart is the likely influence of anthropogenic.
将当前滑坡活动的变化区别开来的是人类活动可能造成的影响。
In fact, the pattern of climate change in the past reveals that Earth's climate will almost certainly go through dramatic changes in the future even without the influence of human activity.
事实上，过去的气候变化模式表明，即使没有人类活动的影响，地球的气候几乎肯定会在未来经历剧烈的变化。
Climate change is the long-term changes in the world's weather patterns that are mostly caused by human activity.
气候变化是世界气候模式的长期变化，主要是由人类活动造成的。
Paraspeckles are dynamic structures that are altered in response to changes in cellular metabolic activity.
旁斑是响应细胞代谢活性变化而改变的动态结构。
The latest study shows that the metabolic changes resulting from weight loss are mirrored in altered brain activity.
最新研究显示，减肥带来的这一新陈代谢变化也反映在大脑活动的变化上。
Other factors include changes in solar activity, the increased water vapour that can be held by warmer air and soot and other particles produced by fossil fuel and wood burning in Asia.
其他因素包括太阳活动，通过温暖的空气、烟尘、在亚洲化石燃料和木材燃烧产生其他粒子的变化都可以增加水汽以至变暖趋势降低。
Other health effects: Scientists have reported other health effects of using mobile phones including changes in brain activity, reaction times, and sleep patterns.
其它健康影响：科学家报告了使用移动电话的其它健康影响，包括脑活动、反应时间和睡眠模式的改变。
Decadal and longer changes in sunspot activity impacting warming and cooling cloud cover patterns are now being recognized as an important factor.
太阳黑子活动的年代际和长期变化对升温和降温云层模式的影响现在已被确认为一个重要因素。
Current approaches for lie detection rely upon detecting changes in heartbeat, sweating or brain activity. Changes in the levels of stress hormones in the blood can also give a liar away.
目前的测谎技术主要依赖于测定心跳的变化、是否出汗和大脑活动，以及血液中压力激素水平的变动，这些都有可能给说谎者以可乘之机。
With PET scans and functional MRI, we can observe fluctuations in brain activity by measuring changes in blood flow and levels of nutrients.
有了PET扫描与MRI(核磁共振成像)，我们可以观察到大脑活动的波动，通过测量血液流动与营养物等级的变化。
You should know, however, that weight-loss drugs don't replace the need for changes in your eating habits or activity level.
但你也应该知道：服用减肥药并不意味着要改变你的饮食习惯或是你的活动水平。
As the thinner ecosystems were strained and overwhelmed by the inevitable perturbations of volcanic activity or changes in Earth's orbit, the planet went a bit haywire.
不可避免的火山活动和地球轨道变化会重创较为单一的生态系统，使其疲惫不堪，因此地球便开始有些乱了套。
Participants in the face-to-face group reported no significant changes in any of the behaviors evaluated - actions involving healthy eating, physical activity and sleeping habits.
该研究进行了一些行为评估，包括饮食健康、身体活动和睡眠习惯，进行面对面训练的实验参与者在这些指标上无显著变化。
The increase in obesity cannot be entirely explained by changes in diet, physical activity, television watching, and food advertisement.
肥胖的增加，并不能完全归咎于饮食变化，体育活动，看电视，和食品广告。
Families, schools, and communities play importantroles in supporting changes in eating and physical activity behaviors forchildren and adolescents.
家庭、学校和社区支持儿童和青少年改变饮食和身体活动行为并发挥重要作用。
The virtual world participants reported positive changes in all the healthy eating and physical activity measures except the number of hours slept.
而在虚拟世界进行训练的减肥者除了睡眠时间以外，在饮食健康和身体活动方面均有正面改善。
Listen for alarm calls, snorting breath, splashing water and changes in the activity of other creatures.
注意倾听动物惊恐的吼叫，打鼾声，泼水声和其他动物姿态的变化。
The five-how activity changes across 80 separate regions of the brain in snapshots taken every two seconds.
这段影片长大五分钟，而截图是每两秒钟进行一次，充分显示了脑部80多个不同区域的活动变化。
Unlike other models, MIT's Integrated Global Systems model makes detailed assessments not just of climate science but also of the likely changes in human activity.
麻省理工的综合全球系统模型不同于其它模型，它不仅能详细评估气候科学，而且还能详细评估人类活动可能带来的影响。
The initiative by McDonald's comes when obesity rates are beginning to rise sharply in China's cities, especially among children, because of changes in diet and levels of physical activity.
就在麦当劳展开这一行动之际，由于饮食和运动量的变化，在中国城市（特别是儿童）中，肥胖率正开始急剧攀升。
And all countries may find that the inevitable changes in weather patterns due to human activity will mean that meeting varied food needs domestically will become even more difficult.
所有的国家都会发现气候变化将意味着寻找国内需要的多种食物将会变得非常困难。
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