querulous adjective formal uk/ˈkwer.ə.ləs/ us/ˈkwer.jə.ləs/
爱抱怨的,爱发牢骚的often complaining, especially in a weak high voice
He became increasingly dissatisfied and querulous in his old age. 到了晚年,他愈感不满,牢骚不断。
Synonyms: fretfulwhiny
Related word: querulously