ashamed of

例句：

1. 1. He was ashamed ofhis mistakes and decided to make amends.
   他为自己的错误感到羞耻，决定改正。
2. 2. She felt ashamed of herfailure in the exam.
   她为自己的考试失败感到羞耻。
3. 3. The company is ashamedof its poor performance in the market.
   该公司因市场表现不佳而感到羞耻。