with certainty

基本解释

What is it that you know with certainty?
有什么是你认为自己确定了解的呢？
But one prediction can be made with certainty.
但是有一个预测是可以确定的。
ecocn.org
We cannot predict with certainty what the future will bring, but we can be certain about the issues that will define our times.
我们不能肯定地预测到未来是怎样的，但是我们可以肯定哪些问题将会确定我们的时代。

"There is,I think we can say with certainty, that there is not much interest, this is an overstatement.
That's...these are trends that are unfolding rather than definite...that can be analyzed with any certainty at this point.
这些都是表面看来的趋势,并不是绝对的,从现在来看也难以下定论。
普林斯顿公开课 - 国际座谈会课程节选
Milton had begun the sentence not with calm, prophetic certainty about his divine vocation. He began it with a far more secular set of images, a set of images that comes from the world of business.
弥尔顿并不是以一种先知对他天职，的冷静确信开始写的，他以,更世俗的比喻开始,生意上的比喻。
耶鲁公开课 - 弥尔顿课程节选

Yet no one knows the answer with certainty at the moment, not even the Israelis themselves.
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