如今她已经变成一个快乐、自信的女人。

She has now changed into a happy, self-confident woman

她已长大成为了一个自信的年轻女性。

She'd blossomed into a self-confident young woman.

他是个好司机，虽然有点过于自信。

He's a good driver, if a little over-confident.

女孩通常缺乏自信，而男孩则往往会高估自己的能力。

While girls lack confidence, boys often overestimate their abilities.

她以过分自信的态度来掩饰她紧张的心情。

Her over-confident attitude was a cover for her nervousness.

他表面上自信，内心极度紧张。

Beneath his confident exterior, he was desperately nervous.

连年失败使他逐渐丧失了自信。

Years of failure have sapped him of his confidence.

他看起来很轻松，有绝对的自信完全能控制住自己。

He looked relaxed and totally in command of himself.

他表现出从容自信和冷静。

There was an air of easy assurance and calm about him.

和许多女性一样，她心底里缺乏自信。

Like many women, deep down she was unsure of herself.

她钢琴弹得很自信，但是节奏掌握得不好。

She played the piano confidently but her timing was not good.

她的心态从容而自信。

She was in a relaxed, confident mood.