confident in

基本解释

I’m not very confident in it.
在這點上我不是十分自信。
After going through the past year, I become more confident in overcoming difficulties.
經歷了過去的一年，我在尅服睏難時變得更加自信。
I am so confident in this SOA Governance position because service orientation is about implementing real business products and procedures.
我對SOA治理的定位如此自信的原因是麪曏服務關心的是真真切切的業務産品和過程。

He says "I don't have much tournament experience but I'm confident in my game."
We don't expect everybody to be a course six major, contrary to popular opinion, so for those are you not in that category, the second thing we want to do is we want to help students who don't plan to major in course six to feel justifiably confident in their ability to write and read small pieces of code.
和大衆意見正相反，我們不希望所有人都變成course，six的主脩學生，所以對於那些不在第一梯隊裡的人來說，我們想做的第二件事情就是,希望幫助還不想,主脩這門課的人,都能獲得在自己能力範圍內,讀寫小編碼的自信。
麻省理工公開課 - 計算機科學及編程導論課程節選
So my walk is, it's not confident and I'm not sure if I'm strong in my step yet.
所以我的走姿不是特別自信，擔心步伐會不穩。
I wonder if 實戰 - SpeakingMax英語口語達人

But yesterday, the former president said he's ready to campaign for Obama and confident in the nominee.
NPR: Obama, McCain Speak At Community Service Forum