adj.形容詞有自信的I’m confident I can pass the test, I’ve been studying all week
adj.形容詞確信的I am confident that we will win the game.
adj.形容詞樂觀的He is confident about the success of the project.
adj.形容詞大膽的The confident colors in the painting made it stand out.
n.名詞有自信的人He is a confident, always sure of his abilities.