nagging          
 adjective uk/ˈnæɡ.ɪŋ/ us/ˈnæɡ.ɪŋ/
 抱怨的;指责的
complaining or criticizing
  a nagging voice 抱怨声 
  令人心烦不已的;纠缠不休的
used to describe an unpleasant feeling that continues for a long period of time
  nagging doubts/pain 难以消除的疑虑/令人不得安宁的疼痛 
 nagging       
noun [ U ] uk/ˈnæɡ.ɪŋ/ us/ˈnæɡ.ɪŋ/
 抱怨;指责
complaining and criticizing
  I got sick of her constant nagging. 我对她没完没了的抱怨感到厌烦。