如果你仔细观察你所在的城市，会看见汉族的传统服饰——汉服。

If you look closely around your city, you might see Hanfu, the traditional clothing of the Han ethnic group (汉族) .

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如果你仔细观察，你会发现这是三种不同形式的碳的混合物。

If you look more carefully, you will find that this is a blend of three different forms of carbon.

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不过如果你仔细观察的话,它们确实是有所不同的.

Still, they are different animals on closer inspection.

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He found a distribution. And, if you look more closely at the distribution, here is what he found.

他发现了分布，如果你仔细观察电荷分布的话，这就是他发现的。

麻省理工公开课 - 固态化学导论课程节选

If you take one of those individual grains of sodium chloride, look at it carefully, you will see the edges look like this.

如果你拿起,氯化钠晶体的一粒，仔细观察，你可以看到这样的棱角。

麻省理工公开课 - 固态化学导论课程节选

Now, if you look at the brain— If you took the brain out and held it up, it would look pretty symmetrical, but it actually is not.

如果你仔细观察大脑,如果你把大脑拿出来,放在手上,它看起去会是非常的对称,但事实并非如此

耶鲁公开课 - 心理学导论课程节选