complainer
n. 爱发牢骚的人;牢骚满腹的人
A complainer is someone who complains a lot about their problems or about things they do not like.
He was a terrible complainer — always moaning about something.
他特别爱发牢骚,老是抱怨这抱怨那。
1. a person given to excessive complaints and crying and whining
He was a terrible complainer — always moaning about something.
他特别爱发牢骚,老是抱怨这抱怨那。
He is a chronic complainer.
他这个人老是抱怨.