You might have thought before we started talking about molecular orbital theory that non-bonding was the opposite of bonding, it's not, anti-bonding is the opposite of bonding, and anti-bonding is not non-bonding.

你也许在我们讨论分子轨道之前,就想过非成键时成键的反面，它不是，反键才是成键的反面，反键不是非成键。

麻省理工公开课 - 化学原理课程节选

Let me put it that way; I hope we don't spend a week talking about that one because that's not what I thought Biomedical Engineering was.

换句话说,我可不想花费一周课来讨论这种问题,因为我觉得那不属于生物医学工程

耶鲁公开课 - 生物医学工程探索课程节选