impenitent

即使面对受害者的眼泪，罪犯依然毫无悔意。

Even with the victim's tears, the criminal remained ___impenitent.

尽管多次被警告，他依然顽固不化，拒绝改变自己的行为方式。

Despite repeated warnings, he remained ___impenitent and refused to change his ways.