资料来源 : Webster's Revised Unabridged Dictionary (1913)

Complainer \Com*plain"er\, n.
   One who complains or laments; one who finds fault; a
   murmurer. --Beattie.

         Speechless complainer, I will learn thy thought.
                                                  --Shak.

资料来源 : WordNet®

complainer
     n : a person given to excessive complaints and crying and
         whining [syn: {whiner}, {moaner}, {sniveller}, {crybaby},
          {bellyacher}, {grumbler}, {squawker}]