bellyaching       
noun [ U ] uk/ˈbel.i.eɪ.kɪŋ/ us/ˈbel.i.eɪ.kɪŋ/
 informal disapproving抱怨 
the act of complaining
  Stop your bellyaching about the long queues - it won't change anything. 你别再因为排长队发牢骚了,没用的。 
 See: bellyache
 - More examples
 - There has been a welcome decrease in the amount of bellyaching about the weather.
 - I got cut off halfway through my bellyaching to my husband.
 - All this bellyaching about money is very unseemly in people who are paid so well.
 - As customer services manager she has to deal with a lot of bellyaching.