complain

US /kəmˈpleɪn/
UK /kəmˈpleɪn/
"complain" picture
1.

抱怨, 投诉, 发牢骚

express dissatisfaction or annoyance about something

:
Customers often complain about slow service.
顾客经常抱怨服务慢。
She always finds something to complain about.
她总是能找到一些抱怨的事情。