quibble       
 verb [ I ]  disapproving uk/ˈkwɪb.əl/ us/ˈkwɪb.əl/
 吹毛求疵,为小事争吵
to argue about, or say you disapprove of, something that is not important
  There's no point quibbling about/over a couple of dollars. 为几块钱吵架毫无意义。 
 Compare: bicker 
 quibble       
noun [ C ]  disapproving uk/ˈkwɪb.əl/ us/ˈkwɪb.əl/
 (对小事的)抱怨或批评
a complaint or criticism about something that is not very important
  My only quibble is that the colour isn't very nice. 我唯一不太满意的是颜色不太好。