How sure are you?

你怎么知道？

youdao

How sure are we that the suspect actually wrote the statement?

我们有多少把握确定嫌疑人确实写下那份声明？

youdao

How sure would he need to be about the identity of an attacker to "fire back"?

为确定攻击者身份并“反击”，他需要多大把握？

youdao

The NASA team still is not sure how much of what they have found is water and how much is hydroxyl.

VOA: special.2009.09.30

But I'm sure you can easily see how these styrofoam balls could, in fact, be a mono layer of gold nuclei.

这个实验怎么工作的,我们先来做些计算，但我相信你们都已经。

麻省理工公开课 - 化学原理课程节选

Sure. So I spent some time over in England, so I know a little bit about how they practice law,

当然。我在英国呆了一阵子，所以我对英国的法律有一些了解，

美国式对比英国式 - SpeakingMax英语口语达人

Who does what with baby, though, varies a lot from species to species, depending to a large extent on how sure a male is that the baby in question is really his.

ECONOMIST: Why women outlive men

No matter how good you are at your job, how sure you may be that you've negotiated a fair compensation package, or how much you believe in your employer, if you are a woman, it is possible that you are being seriously underpaid.

CNN: A step backward for fair pay

And those ratings take into account how remarkably sure-handed Jeter is.

WSJ: N.Y. Yankees: There's No Defense for Derek Jeter's Glove