brazen /ˈbreɪzən/ star1

• 1.  

  ADJ（形容词） If you describe a person or their behaviour as brazen, you mean that they are very bold and do not care what other people think about them or their behaviour. 无所顾忌的

  例：

  They're quite brazen about their bisexuality, it doesn't worry them.

  他们对自己的双性恋无所顾忌, 这并不使他们担心。

• 2.  

  ADV（副词） brazenly 无所顾忌地

  例：

  He was brazenly running a $400,000-a-month drug operation from the prison.

  他那时肆无忌惮地在监狱里经营着每个月$400000的毒品交易。