自鸣得意的

例句：

1. 1. He often boasts about his achievements, making others feel insignificant.
   他经常夸耀自己的成就，让其他人感到自己微不足道。
2. 2. She was so proud of her success that she couldn't help but show it off to everyone.
   她对自己的成功感到非常自豪，以至于无法掩饰地向每个人炫耀。
3. 3. Despite his accomplishments, he still feels a sense of self-importance, which is not always beneficial.
   尽管取得了成就，但他仍然有一种自我优越感，这并不总是有益的。