We have total confidence in the veracity of our research.

对我们研究的真实性，我们有绝对的信心。

《柯林斯英汉双解大词典》

I have total confidence in myself.

我对自己充满信心。

youdao

I have total confidence that once I step on the basketball court that I can do all the things that I'm capable of doing.

一旦进入篮球场，我非常自信能做好所有我能够做的事。

youdao

"I have total confidence in my own perception, " he says with a smile.

BBC: News | Entertainment | Eno: Multi-Media Man at 50

She is modest, but it's obvious that to do her job she also must have steely nerves and total confidence in her abilities.

BBC: Working Lives Toulouse: Test pilot

He was just extraordinary, demanding but not in a "we must have this now" way because he had total confidence in his ability, in his own ideas.

CNN: Tom Cruise: Life, love and the pursuit of good film work