ADJ-GRADED 无耻的;不知廉耻的;不要脸的 If you describe someone as shameless, you mean that they should be ashamed of their behaviour, which is unacceptable to other people. 无耻的;不知廉耻的;不要脸的 [disapproval]
...a shameless attempt to stifle democratic debate.
妄想扼杀民主讨论的无耻企图
...a shameless hustler and dealer in stolen goods.