virtuous          
adjective uk/ˈvɜː.tʃu.əs/ us/ˈvɝː.tʃu.əs/
 道德高尚的;拥有美德的;品行端正的
having good moral qualities and behaviour
  He described them as virtuous and hard-working people. 他将他们描述成一个品德高尚、勤劳善良的民族。 
  disapproving自命清高的,自命不凡的 
A virtuous person thinks himself or herself morally better than other people.
  He only does charity work so he can feel virtuous. 他做那份慈善工作只是为了让自己感觉比别人高尚。