来自95名志愿者的唾液样本标明他们的肾上腺皮质素平均上升48%，与所预计情形吻合。
Saliva samples from the 95 control volunteers showed that their cortisol levels rose by an average of 48%, as expected in stressful situations.
在大多没有警告的情形下，全国50大网站在访问者电脑上平均安装了64项追踪技术。
The study found that the nation's 50 top websites on average installed 64 pieces of tracking technology onto the computers of visitors, usually with no warning.
在上面的情形中，好像有周期性的事件每20分钟发生一次，从平均负载图上显示的波峰可以看到这一点。
In the scenario above it seems that there is a periodic event happening every 20 minutes that cause a spike in the load average chart.
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