She always has an aura of confidence.

她总是满有信心的样子。

《牛津词典》

There was an air of confidence in the England camp.

英格兰队阵营中信心十足。

《牛津词典》

To succeed in show business, you need buckets of confidence.

要想在演艺界干出名堂，就得有十足的信心。

《牛津词典》

He says American citizens living in the main resort areas of Mexico provide their own vote of confidence.

VOA: special.2011.06.13

What I saw in her, what she gave to me, a strong sense of faith, of confidence and trust in God.

她所给予我的，我从她身上看到的，是对上帝的绝对信仰。

普林斯顿公开课 - 人性课程节选

With some degree of confidence, I'm working with a reliable spring and then I will get the mass of the elephant.

这时我就对弹簧有信心了,我用的是一个可靠的弹簧,我能测出大象的质量

耶鲁公开课 - 基础物理课程节选

What passengers require now, I think, is the rebuilding of confidence and it does require a fundamental rethink.

BBC: George Muir and Stuart Francis

Showing your torso is one way of demonstrating a high level of confidence, security or trust.

FORBES: President Obama, Congress, and the Body Language of Negotiation

Friday gave us a lot of confidence and belief which we showed against Estonia.

BBC: England coach Steve McClaren