基于这些理由，我有信心声称，老师对所教学科知识的精通相对于与学生良好相处的能力来说是次要的。

For these reasons, I claim with confidence that excellent knowledge of the subject being taught is secondary to the teacher ability to relate well with their students.

youdao

我有信心在期中考试中能取得好成绩。

I am confident that I will perform well in the mid-term examination.

youdao

为什么我有信心？

Why am I confident?

youdao

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

Because when you're saying "I'm about to," you're saying "I have confidence about what's going to happen next."

因为当你说“I'm about to”的时候，你在表示“我有充分的信心接下来会发生什么。”

I'm about to 课堂 - SpeakingMax英语口语达人

I'm optimistic about the audio equipment and about our slide material and things such as that.

我对我们的音响设备,和我们的投影材料等都很有信心

耶鲁公开课 - 聆听音乐课程节选