他们尽力保护自己免受困难和不确定因素的影响。

They tried to buffer themselves against problems and uncertainties.

《牛津词典》

因为只要有人还能记得，皮埃蒙特的特性就一直与维实伟克造纸厂完全绑定在一起：它繁荣的过去和不确定的未来。

For as long as anyone can remember, Piedmont's character has been completely bound up with the Westvaco paper mill: its prosperous past and doubtful future.

youdao

他们的生活充满了矛盾和不确定。

Their lives are full of contradictions and ambiguities.

youdao

The first is, that while God's promise is sure, the manner and the timing of its fulfillment is quite unpredictable.

首先是，上帝的承诺是确定无疑的，但实现的方法和时机却都是不可知的。

耶鲁公开课 - 旧约导论课程节选

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

This is the plus or minus, so the product of the uncertainty and the momentum.

是加或减，所以不确定度和动量的结果。

麻省理工公开课 - 固态化学导论课程节选