So, from now on, whatever we do, we have to be certain.

好 那从现在开始 无论我们做什么都一定得确定。

Without a map, compass or quadrant, there's no way to be certain.

没有地图 罗盘或四分仪无法确定。

They were raised to be certain persons, to do certain things, to occupy certain niches.

他们受的教育要求他们成为某一种人，做某一种事，占有某一种地位。

The market is so large that to a certain extent both things can be true.

市场如此之大，在某种程度上，这两种情况都可能是正确的。

But our desire for quick answers may overpower the desire to be certain of their validity.

不过我们渴求快速的解答可能远胜於确认它们可靠性的慾望。

You are right, Kingy. We have to be certain we do not take any old plonk.

你说得是，小金。我们得确信带去的不是廉价劣质酒。

And that's why the wise refuse to be certain: doubt is the way to truth.

怀疑是通往真理之路。

You have to be certain kind of person to be able to do that type of job.

你必须是那种能做这种工作的人。

I thought I heard him chuckle, but the sound was too quiet for me to be certain.

我想我听到了他的轻笑声，但这声音太小了，我不能肯定。

And so we're left to wonder: why do they refuse to be certain?

为什么他们拒绝确定性？

It was thought to be certain neuro-transmitters and there have been multiple other causes that have been suggested.

一直认为它是某种神经递质，病因也是多种多样。

But to be certain, we need better data on which fungi are where and how their relationships are shifting.

但可以肯定的是，我们需要更好的数据，以了解哪里有哪些真菌，以及它们之间的关系如何改变。

So it seems that the wise are united in at least one quality: they refuse to be certain.

因此，智者似乎至少在一个品质上是一致的：他们拒绝确定性。

I will glamour her to be certain.

我要魅惑她 以确定她没撒谎。

There's going to be certain roles I can put them in.

我可以让他们扮演某些角色。

Our field officers need more time to be certain.

我们的外勤探员还需要更多时间来确认。

Still, he held it—to be certain.

尽管如此，他还是持有它——可以肯定的是。

There's no way to be certain.

没有办法确定。

It used aliens in place of actual species to be certain that the participants could not draw on prior knowledge.

它之所以用外星生物代替实际物种，是为了确保测试者不会凭借其原有的知识进行记忆。

It is wise to apply early to be certain of obtaining a place.

【certain】要确保得到位置的话最好是早些申请。