在弱共价键化合物中，占据座位SAS(立体角系数扣)值最太的异构体有利于配体堆积。

In weak covalent compounds, the isomer with the maximum SAS (Solid Angle Factor Sum) of the ligand-occupied seats is more favourable for ligand packing.

youdao

So it doesn't matter how big the dictionary is, you can instantaneously retrieve the value associated with the key. Extremely powerful.

因为你可以在线性时间，内得到想要的键对应的值,这太强大了。

麻省理工公开课 - 计算机科学及编程导论课程节选

How many bonding electrons does c l have? All right. Let's see, we've got a mixed response here, it turns out it has two bonding electrons.

氯有多少成键电子？好，让我们来看看，大家的回答不太一致，结果应该是两个成键电子。

麻省理工公开课 - 化学原理课程节选