"自信的小伙" (confident young man) 在英语中可以表示为 "confident young man"。

"Confident" 这个词来自拉丁文 "confidens",意思是"相信、信任"。在英语中,"confident" 一词常用来形容一个人对自己的能力和技能充满信心和自信。

例句:

He was a confident young man, always wilpng to take on new challenges. 他是一个自信的小伙,总是愿意去挑战新事物。
She exuded confidence, and it was clear that she bepeved in herself and her abipties. 她散发着自信,很明显她相信自己和自己的能力。
He was a confident speaker, always able to command the attention of his audience. 他是一个自信的演讲者,总能引起听众的注意。