警察会随机进行吹气酒精测试。
中奖号码是由电脑随机选取的。
随机抽选出部分学生进行了采访。
信息是按随机顺序处理的。
合理地随机化了的研究现在才接近完成。
我们收到了好几个答案，就随机地拣选了一个。
我们把我们的分析基于二百多名男性的一组随机抽样。
We based our analysis on a random sample of more than 200 males.
这项调查使用的是对中西部地区2000人的随机取样。
The survey used a random sample of two thousand people across the Midwest.
这个轮盘在小球的行进路线上设计了令其能够随机停下的障碍。
The wheel is designed with obstacles in the ball's path to randomize its movement.
当脑干受到刺激时，眼睛会随机抽动。
Eyes twitch randomly in response to stimulation from the brain stem.
很少有数学结构在概念上像随机性那样简单。
Few mathematical constructs seem as conceptually simple as that of randomness.
相反，它们或多或少是随机分布在金星表面的。
Instead, they are more or less randomly scattered over Venus's surface.
那种随机的形状变化与形成云的黑子是一致的。
That random shape changing would be consistent with the spots being clouds.
当索引列的顺序是随机的时候，将会发生什么呢？
他们推断，沉默基因积累随机突变，最终使它们变得无用。
Silent genes accumulate random mutations, they reasoned, eventually rendering them useless.
研究人员选取了60名成人，随机分为3组，每组20人。
Researchers took 60 adults and randomly split them into three groups of 20.
这看似很有说服力，但哈比比研究的儿童并不是随机挑选的。
That may seem compelling, but Habibi's children were not selected randomly.
你怎样才能让这些爱心看起来是在随机的模式中上下移动呢？
How do you get these hearts to move up and down and seemingly in random patterns?
如果随机数搞乱了，那么基于它之上的所有安全都是可疑的。
If random numbers are messed up, all security based on it is suspicious.
我们做一些随机调查，比如在街上问人们问题和测试运动服装。
We do random things like asking people in the street questions and testing sports clothing.
可能它们看起来是随机放置的，但实际上它们形成了许多不同的样式。
They may look kind of randomly placed, but they actually form many distinct patterns.
伯克说，基于随机研究——研究人员的黄金标准，这似乎确实有所帮助。
Burke says that actually does seem to help, based on randomized studies—the researcher's gold standard.
这是我们如此热爱故事的原因之一：它们赋予原本可能是随机事件意义。
It's one of the reasons we love stories so much: they give meaning to what might otherwise be random events.
然而一个同样重要的标准是，物种在随机性全球生态灾难中幸存的能力。
Yet an equally important criterion is the ability of a species to survive random global ecological catastrophes due to impacts.
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