adj.无耻的
He is a shameless cheat. 他是个无耻的骗子。
She unshelled his shameless lies. 她揭露了他的无耻谎言。
She's quite shameless about wearing pajamas at work. 她穿着睡衣上班却不觉羞耻。
adv.不知羞耻地；不谦虚地
