[xiū kuì]

hang one's head (for shame)
羞愧地低著頭

feel ashamed for sb.
替某人感到羞愧

He was abashed at forgetting his wife's birthday.
他因忘了妻子的生日而感到羞愧。

I am half ashamed to confess it.
承認這事我真有些羞愧。