grouch
verb [ I ] informal uk/ɡraʊtʃ/ us/ɡraʊtʃ/
发牢骚，抱怨;发脾气
to complain in an angry way
Oh, stop grouching! 哎呀，别再发牢骚了！
Synonym: grumble
grouch
noun [ C ] informal uk/ɡraʊtʃ/ us/ɡraʊtʃ/
好抱怨的人;好发牢骚的人
a person who often complains
Synonyms: crank (PERSON) crosspatch grump