• So, we see is when we use the octet rule to look at fluorine molecule, we're combining two fluorine atoms, and what we end up with is an f f molecule where they're sharing two electrons, so making that covalent bond.

    那么,我们看到把八隅体规则用到氟分子上,就是把两个氟原子组合起来,最终得到的氟分子中两个原子,共用一对电子,这就构成了共价键。

    麻省理工公开课 - 化学原理课程节选

  • The best you can do sharing among yourselves is sharing your own risk, the risk of your own community; but your own community goes up and down and you're not sharing widely enough.

    你们所能做的仅仅是在成员之间,分摊自己的风险,即你们这个小团体的风险;,但由于共有背景下的正相关性,你们的风险无法摊薄。

    耶鲁公开课 - 金融市场课程节选

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