barefaced

His barefaced lie surprised everyone in the meeting.

他公然撒谎，让会议上的每个人都很吃惊。

She offered a barefaced excuse for arriving late, without any sign of embarrassment.

她为迟到找了一个厚颜无耻的借口，没有半点尴尬。

The salesman's barefaced attempt to deceive the old couple was caught on camera.

那个销售员明目张胆欺骗老夫妇的企图被摄像机拍了下来。