Airline travelers need to be confident that their bookings will be honored.

航空公司的旅客可以放心，他们的预订会得到兑现。

《柯林斯英汉双解大词典》

I want you to be confident that Apple is not going to change.

我希望大家相信，苹果不会发生重大变化。

youdao

Can you be confident that the euro will be around 15 years from now?

你觉得有信心相信15年后欧元还能存在吗？

youdao

"We continue to monitor production of Russian mobile missiles to ensure that in their production of the SS-27 mobile , they are not also building,covertly, a missile called the SS-20 which was banned during the Reagan years [So there are a large number of measures which allow the governments to be confident that the other side is in fact carrying out the treaty,"

VOA: standard.2009.04.08

And so, Socrates' friends ask him, how can we be confident that the soul will survive the death of the body and indeed be immortal?

于是苏格拉底的朋友们就问他,如何才能使我们确信,灵魂会在肉体的消亡中幸存,并且是真正的永生的呢

耶鲁公开课 - 死亡课程节选

At first there was doubt and controversy, which has completely gone away, as more and more examples of this writing have become available and scholars are now able, by and large, to be confident that they know what these things say.

开始的时候还充斥着质疑的声音,而现在已经无可争议,因为已经有,越来越多这样的文字出土,学者们现在,对辨认出这些东西的含义,相当有自信了

耶鲁公开课 - 古希腊历史简介课程节选

Can anyone be confident that a shareholder revolution will lead to better, as opposed to lower, compensation levels?

FORBES: Steering Clear Of The Executive Compensation Bog

Then and only then can you be confident that your message is getting through.

FORBES: Answering Media Questions With Precision -Media Training

You can be confident that in business, like sports, the advantage goes to the home team.

FORBES: Home Field Advantage