数据到可视化之间的绑定，例如：为数据库中的每一行数据创建一个圆；把数据库中的列与圆的属性绑定

Direct binding of data to visuals (e.g., create one circle for every row in a database; bind properties of the circles to columns in the database)

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传说把人类，动物和植物的关系圈成了一个圆。

Legend links together the circular relationship between humans, animals and plants.

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接着在胚料慢下来掉落到地面上之前，借着高超的手艺，他撒一把湿粘土在上面，形成圆罐的形状。

With wonderful dexterity he then throws a handful of wet clay onto it and, before the stone slows and falls to the ground, shapes it into a rotund pot.

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And let's also make our egg perfectly symmetric and perfectly round.

而且我们要把蛋想成是，完全对称完全圆的。

麻省理工公开课 - 化学原理课程节选

So in hydrogen atom a, I'll depict that here where the nucleus is this dot, and then the circle is what I'm depicting as the wave function.

在氢原子A里，我在这里把原子核画成一个点，这圆就是波函数。

麻省理工公开课 - 化学原理课程节选

It makes sense to draw the wave function as a circle, because we do know that 1 s orbitals are spherically symmetric.

把波函数画成一个圆是有道理的，因为我们知道1s轨道是球对称的。

麻省理工公开课 - 化学原理课程节选