And across the country, Americans waited -- worried,uncertain,afraid.

VOA: special.2011.03.17

The uncertain status of divine providence here, I think, is made clear by its figuration as a moon.

这里神圣的天意的不确定的地位，被月亮这个比喻表现的更为清晰。

耶鲁公开课 - 弥尔顿课程节选

The conclusion of this parable seems so violent perhaps because the lesson to be learned from the parable is so uncertain.

这个故事的结尾看起来太残酷了,可能因为这个寓言想要教给我们的东西太不确定。

耶鲁公开课 - 弥尔顿课程节选

"I do not know the volume. The volume is uncertain. There is a large uncertainty range around the 5000 barrels.

VOA: standard.2010.05.02

And So, Descartes used the method of doubt to say there's something really different about having a body that's always uncertain, from having a mind.

因此,笛卡尔运用怀疑方法得出,与拥有不可确定的身体不同,拥有心理是肯定的

耶鲁公开课 - 心理学导论课程节选

No wonder that with an uncertain voice coming out of the White House, Americans will have their doubts,".

VOA: standard.2009.09.22

I have stocks, bonds, and oil but I want also to add one more final asset, we'll call it the riskless asset, long-term bonds are somewhat uncertain and variable because they're long-term.

有股票，债券和石油,我还想再增加最后一种资产，我们称之为无风险资产，由于长期债券持有期限很长,存在一定不确定性及风险。

耶鲁公开课 - 金融市场课程节选

says the whirlwind of activities leading up to the Oscars leaves him uncertain how he feels about his nomination as best actor.

VOA: standard.2010.02.18

Galileo himself is viewing the situation from a fallen and an unperfect, uncertain perspective.

伽利略自身在从一个堕落的，不完美的，不确定的角度，审时度势。

耶鲁公开课 - 弥尔顿课程节选

With many facing an uncertain employment future, trust in the financial institutions and in politicians has evaporated.

VOA: standard.2009.03.28

We can't know anything certain about the eternal and the immortal world of Paradise Lost except through these faculties we have and those are uncertain, imperfect, fallen human capacities of reading.

我们无法了解任何确切的,有关中的永恒不灭的世界的认识,除非那些借助于已有的不确切不完美的阅读技巧。

耶鲁公开课 - 弥尔顿课程节选

There seems to be no going back and the way forward remains uncertain.

VOA: standard.2010.06.15

But Weissman says the survey by Green Seal and the firm EnviroMedia Social Marketing shows that consumers are uncertain how to tell whether a product helps the environment.

VOA: standard.2009.03.30

Yet traveling back to smog-bound Beijing, past industrial factories, high-rise apartment blocks under construction,shopping malls and the ever growing number of cars, the future once more looks uncertain.

VOA: standard.2010.08.03

Now,says Koldowski, the outlook is uncertain.

VOA: standard.2009.04.28

His trip comes at a critical time with the results of the country's presidential election still uncertain and worries a disputed outcome, due to allegations of widespread ballot box stuffing, could spark further civil violence.

VOA: standard.2009.09.04

That is our mission,". "And the president described it in no uncertain terms in his inaugural when he said, 'Our nation is at war against a far-reaching network of violence and hatred.' And to win this war against al-Qaida, the administration continues to be unrelenting, using every tool in its toolbox and every arrow in its quiver,"

VOA: standard.2009.08.06