overconfidence

例句：

1. 1. He was sooverconfident that he didn'tlisten to his teacher's advice.
   他过于自信，没有听从老师的建议。
2. 2. She hada lot of overconfidence inher abilities, which led to her failure.
   她对自己的能力过于自信，这导致了她的失败。
3. 3. The manageroverconfidence in hisability to lead the team caused amajor problem.
   经理对自己领导团队的能力过于自信，导致了一个重大问题。