Or you want to randomize what you wear.

要穿。”

High school students will be subjected to the same safety measures as elementary and middle school students including randomized, weekly testing, masking and social distancing.

高中生将实施与中小学生同等级的安全措施，包括机抽检、每周新冠测试、戴口罩以及保持适当社交距离。

What is now needed is better quality evidence from prospective randomized controlled studies.

现在需要的是来自前瞻性机对照研的更高质量的证据。

But again, this is from looking at populations, these aren't randomized controlled trials where we pick a set of people, we make them live in these places and we see how long they live.

但同样地，这来自于观察人群，这些不是机对照试验，我们选择一组人，我们让他们住在这些地方，我们看看他们能活多久。

A handful of researchers did try to do randomized controlled trials—the gold standard for testing medical interventions—to see if low saturated fat or low cholesterol diets actually helped prevent heart attacks and deaths, as the hypothesis predicted.

少数的研者设法机控制测试——医疗干预测试的黄金法则——来看低饱和脂肪和低胆固醇饮食是否能帮助预防心因性猝死，如假设预测的一样。

Flashcards are good because they tend to randomize the order in which questions are asked, which is good because it means that you're having to dredge up information that's in different topics.

抽认卡很好，因为它们往往会按照机的顺序提问，这很好，因为这意味着你必须挖掘不同主题的信息。

That meant participants were randomized into experimental or control groups, and that both participants and experimenters were blind to which experimental condition they were in.

这意味着参加者被机分为实验组或对照组，参加者和实验者都对他们所处的实验条件一无所。

On days randomized to coffee, people took on average about 1000 more steps, which is highly significant.

在机喝咖啡的日子里，人们平均多走了大约 1000 步，这非常有意义。

If a magnetic substance gets hot enough, for example, the magnetic orientations of the atoms get all randomized, and its overall magnetism is disrupted.

举个例子，如果一个具有磁性的物质变得足够热，原子的磁性定向会变得全然无序，其整体的磁性也就打乱了。

There have been randomized control trials putting them head to head, intermittent fasting to limit your calories and no time restriction but portion control.

已经有机对照试验，让他们正面交锋，间歇性禁食来限制你的卡路里，没有时间限制，而是控制份量。

One study randomized 69 volunteers into one of several different self-control practice conditions or a control group.

一项研将 69 名志愿者机分到几个不同的自我控制情境中或是一个对照组中。

We decided to randomize the message that they got in their mail inbox.

我们决定机化他们邮件收件箱中收到的信息。

Yes, we did our first randomized controlled trial.

是的，我们进行了第一次机对照试验。

You have meta-analysis, systematic reviews, randomized control trials.

有荟萃分析、系统评价、机对照试验。

We can't conduct randomized controlled trials on pregnant women.

我们不能对孕妇进行机对照试验。

When we were in the mortality space, we never used randomized clinical trials.

当我们处于死亡率研领域时，我们从未使用过机临床试验。

And they actually randomized these women who had knee osteoarthritis into one of two groups.

戴维斯：他们实际上将这些患有膝骨关节炎的女性机分成了两组。

But either way, the way it's going to work, it's going to be randomized.

但不管怎样，它的运作方式将是机的。

Let's turn to JAMA's newest stroke trial, the PERL randomized clinical trial.

让我们来看看JAMA最新的一项卒中试验，即PERL机临床试验。

Sure, you can say that people aren't very good at assessing their own personality, but as there was no reason for someone to fill in a question incorrectly, and the test was completely randomized, this data should have been accurate.

当然， 你可以认为人们不擅长评估自己的性格，但既然没有理由让人错误填写问题，而且测试是完全机化的，这些数据应该是准确的。