These are long-term government bonds and I--now these are--since they're long-term, they have some uncertainty and variability to them.

这些是长期政府债券,由于它们是长期的，就存在不确定性和变化性。

耶鲁公开课 - 金融市场课程节选

Here's Bohr with Heisenberg, and we'll talk about Heisenberg's uncertainty principle.

这是波尔和海森堡，我们将讨论海森堡的不确定性原理。

麻省理工公开课 - 固态化学导论课程节选

Not just that, but the moral certainties that may have seemed distinct when we contrasted the ethereal heaven with the spotty and the imperfect nature of Satan and of the moon -those, too begin to seem fairly hazy.

不仅如此，其中看起来有所不同的,当我们对比天堂和撒旦与月亮的不完美时,其中道德的确定性,-那些令人模糊朦胧的事务，也开始崩塌。

耶鲁公开课 - 弥尔顿课程节选