Some people struggle to distinguish a perfunctory grin from a truly happy smile.

有些人难以分敷衍的笑和真正快乐的微笑。

No clear-cut distinction can be drawn between professionals and amateurs in science: exceptions can be found to any rule.

在科学领域内，专业人员与业余人员之间没有绝对的分：任何规则都有其例外。

Okay that's what sets apart leaders and and sets you apart as as someone unique.

这就是分领导者的关键因素 它可以使你变得独一无二。

Instead, he focuses on providing knick-knacks that differentiate his kiosk from Phil's.

他反而会专注于提供把自己的报摊与菲尔的报摊分开的小摆设。

People who did and people who just talked.

把做事的人和干说不的人分开。

Jack studied the zebras, trying to see their different patterns.

杰克研究着斑马，试分它们不同的斑纹案。

The question is, will the tests be able to distinguish CTE from other dementias, like Alzheimer's?

问题是，这种检测可以分CTE和其他的脑部疾病吗，比如说阿尔兹海默病。

And I think it was really important that we just kept our, our ideas separate.

我觉得重要的是我们有分各自的想法。

Here's a look at what they're doing to separate fact from fiction.

下面我们来看看他们是如何分事实和虚构的。

If our encompassing loyalty should always take precedence over more particular ones, then the distinction between friends and strangers should ideally be overcome.

如果我们的广泛忠诚总是优先于更为特定的忠诚，那么我们对朋友和陌生人的分则会遭到推翻。

Our brains don't discriminate between real activation and activation due to imagined events.

我们的大脑无法分真实的激活和想象事件的激活。

How can you tell the difference between simply crushing on someone or full hardcore simp mode?

你该如何分简单的迷恋和完全舔狗模式？

Dr Slepian distinguishes between positive and negative secrets. Negative secrets hurt people and damage relationships.

斯莱皮恩博士分了积极的秘密和消极的秘密。负面的秘密会伤害人们并破坏人际关系。

C) To demonstrate how to distinguish different feelings.

C）演示如何分不同的感觉。

But there's one crucial element that differentiates our predicament from that of the passengers who lost their lives on the RMS Titanic in the early hours of the 15th of April 1912: time.

但有一关键因素将我们的困境与1912年4月15日凌晨在泰坦尼克号上丧生的乘客的困境分开来，那就是：时间。

And it is hard, when all the subjects come from a single country, to disentangle the effects of nurture from those of nature.

而且如果所选男性仅来自一国家，那就很难把后天成长的影响和自然环境的影响分开。

Give each character a slightly different voice, so the listener knows who's speaking.

通过用稍显不同的声音分角色，听众们就会明白是谁在说话。

Now, I was struggling to pay attention in this class because of something called cognitive overload, which can happen when audio, text and video aren't different enough when used together.

我在这门课上难以集中注意力，是因为“认知超载”这现象，它会在音频、文本和视频在一起使用时分度不高的情况下出现。

There was no separation of weight class.

没有重量等级的分。

Listen to some more examples of the differences.

来听听更多的用法，分其中的异同。