In this world, damage is a certainty.

在这个世界上，伤害是必然的。

There is no certainty but in instant enjoyment.

除了能给自己带来愉悦以外，没有多少确定。

Landfall anywhere across the U.S. is never a certainty.

不确定飓风会在美国哪个地区登陆。

There is plenty of promise, but, as yet, no certainty.

未来充满了希望，但就目前来看，没有一种希望是板上钉钉的。

It is important to establish both the certainty and the uncertainty.

确定和不确定都很重要。

See how it changes, now there's a certainty to it.

看看它是如何变化的，现在有了确定。

There is less certainty that people are who they say they are.

人们不太确定那些是否是他们所说的人。

That has given people and businesses greater certainty about the path ahead.

这让民众和企业对前路感到更为确定。

Twenty one months of hunting and still no certainty about where MH370 downed.

21个月以来，MH370的失事位置仍无法确定。

If all 50 forecast looks similar, there's a higher certainty in the prediction.

如果所有 50 个预测看起来都相似，则该预测的确定更高。

Twenty one months of hunting and still no certainty about where MH370 went down.

21个月以来，MH370的失事位置仍无法确定。

It is tempting to wish that you could get more certainty at a lower cost.

企图以低成本获得更多的确定，这一想法当然是诱人的。

That is a big part of it. They also just wanted to have some certainty.

这是重要原因。他们还希望获得确定。

There is more dignity in the knowledge of Dryden, more certainty in that of Pope.

德莱登的认识体系更严谨，要比蒲伯的认识带有更多的确定。

We're pretty certain about our conclusion, so we use falling intonation to express our certainty.

我们对我们的结论非常确认，所以我们使用降调来表达我们的确定。

If you have more certainty, you can say 'I think' before the modal

如果还是比较有把握，可以在情态动词前加上“I think”（我认为）。

Where did that piercing certainty come from?

谁给了她这种言之凿凿的自信？

But it's more complicated than showing certainty or uncertainty - there are different levels of certainty.

但是，但是较肯定来说，不肯定分很多层次，因此要复杂得多。

Yet sophisticated statistics are used to create an intimidatory atmosphere of scientific certainty.

然而，复杂的统计数据被用来营造一种令人生畏的科确定氛围。

Because before taxes, the only certainty was death.

因为税收出现前， 人生不能避免的只有死亡。